4909005

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:88

約数の個数: 80

約数和(自身を含む): 10036224

約数和(自身を除く): 5127219

約数列:

[1, 3, 5, 9, 15, 17, 23, 27, 31, 45, 51, 69, 81, 85, 93, 115, 135, 153, 155, 207, 255, 279, 345, 391, 405, 459, 465, 527, 621, 713, 765, 837, 1035, 1173, 1377, 1395, 1581, 1863, 1955, 2139, 2295, 2511, 2635, 3105, 3519, 3565, 4185, 4743, 5865, 6417, 6885, 7905, 9315, 10557, 10695, 12121, 12555, 14229, 17595, 19251, 23715, 31671, 32085, 36363, 42687, 52785, 57753, 60605, 71145, 96255, 109089, 158355, 181815, 213435, 288765, 327267, 545445, 981801, 1636335, 4909005]

約数ペア:

[(1, 4909005), (3, 1636335), (5, 981801), (9, 545445), (15, 327267), (17, 288765), (23, 213435), (27, 181815), (31, 158355), (45, 109089), (51, 96255), (69, 71145), (81, 60605), (85, 57753), (93, 52785), (115, 42687), (135, 36363), (153, 32085), (155, 31671), (207, 23715), (255, 19251), (279, 17595), (345, 14229), (391, 12555), (405, 12121), (459, 10695), (465, 10557), (527, 9315), (621, 7905), (713, 6885), (765, 6417), (837, 5865), (1035, 4743), (1173, 4185), (1377, 3565), (1395, 3519), (1581, 3105), (1863, 2635), (1955, 2511), (2139, 2295)]