211671662349

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:575

約数の個数: 128

約数和(自身を含む): 340446412800

約数和(自身を除く): 128774750451

約数列:

[1, 3, 7, 21, 71, 73, 79, 103, 213, 219, 237, 239, 309, 497, 511, 553, 717, 721, 1491, 1533, 1659, 1673, 2163, 5019, 5183, 5609, 5767, 7313, 7519, 8137, 15549, 16827, 16969, 17301, 17447, 18881, 21939, 22557, 24411, 24617, 36281, 39263, 40369, 50907, 51191, 52341, 52633, 56643, 56959, 73851, 108843, 117789, 118783, 121107, 122129, 132167, 153573, 157899, 170877, 172319, 356349, 366387, 396501, 409457, 516957, 533849, 577727, 594001, 1228371, 1238737, 1340551, 1378313, 1601547, 1733181, 1747807, 1782003, 1797041, 1944743, 2866199, 3716211, 3736943, 4021653, 4044089, 4134939, 4158007, 5243421, 5391123, 5834229, 8598597, 8671159, 9383857, 9648191, 11210829, 12132267, 12234649, 12474021, 12579287, 13613201, 26013477, 28151571, 28944573, 36703947, 37737861, 40839603, 42174071, 97860223, 126522213, 127589911, 138076753, 141966239, 293580669, 295218497, 382769733, 414230259, 425898717, 685021561, 885655491, 893129377, 966537271, 993763673, 2055064683, 2679388131, 2899611813, 2981291019, 10079602969, 30238808907, 70557220783, 211671662349]

約数ペア:

[(1, 211671662349), (3, 70557220783), (7, 30238808907), (21, 10079602969), (71, 2981291019), (73, 2899611813), (79, 2679388131), (103, 2055064683), (213, 993763673), (219, 966537271), (237, 893129377), (239, 885655491), (309, 685021561), (497, 425898717), (511, 414230259), (553, 382769733), (717, 295218497), (721, 293580669), (1491, 141966239), (1533, 138076753), (1659, 127589911), (1673, 126522213), (2163, 97860223), (5019, 42174071), (5183, 40839603), (5609, 37737861), (5767, 36703947), (7313, 28944573), (7519, 28151571), (8137, 26013477), (15549, 13613201), (16827, 12579287), (16969, 12474021), (17301, 12234649), (17447, 12132267), (18881, 11210829), (21939, 9648191), (22557, 9383857), (24411, 8671159), (24617, 8598597), (36281, 5834229), (39263, 5391123), (40369, 5243421), (50907, 4158007), (51191, 4134939), (52341, 4044089), (52633, 4021653), (56643, 3736943), (56959, 3716211), (73851, 2866199), (108843, 1944743), (117789, 1797041), (118783, 1782003), (121107, 1747807), (122129, 1733181), (132167, 1601547), (153573, 1378313), (157899, 1340551), (170877, 1238737), (172319, 1228371), (356349, 594001), (366387, 577727), (396501, 533849), (409457, 516957)]