401034879

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:365

約数の個数: 96

約数和(自身を含む): 741851136

約数和(自身を除く): 340816257

約数列:

[1, 3, 7, 9, 17, 21, 31, 47, 51, 63, 93, 119, 141, 153, 217, 257, 279, 329, 357, 423, 527, 651, 771, 799, 987, 1071, 1457, 1581, 1799, 1953, 2313, 2397, 2961, 3689, 4369, 4371, 4743, 5397, 5593, 7191, 7967, 10199, 11067, 12079, 13107, 13113, 16191, 16779, 23901, 24769, 30583, 30597, 33201, 36237, 39321, 50337, 55769, 71703, 74307, 84553, 91749, 91791, 108711, 135439, 167307, 173383, 205343, 222921, 253659, 275247, 374449, 406317, 501921, 520149, 616029, 760977, 948073, 1123347, 1218951, 1437401, 1560447, 1848087, 2621143, 2844219, 3370041, 4312203, 6365633, 7863429, 8532657, 12936609, 19096899, 23590287, 44559431, 57290697, 133678293, 401034879]

約数ペア:

[(1, 401034879), (3, 133678293), (7, 57290697), (9, 44559431), (17, 23590287), (21, 19096899), (31, 12936609), (47, 8532657), (51, 7863429), (63, 6365633), (93, 4312203), (119, 3370041), (141, 2844219), (153, 2621143), (217, 1848087), (257, 1560447), (279, 1437401), (329, 1218951), (357, 1123347), (423, 948073), (527, 760977), (651, 616029), (771, 520149), (799, 501921), (987, 406317), (1071, 374449), (1457, 275247), (1581, 253659), (1799, 222921), (1953, 205343), (2313, 173383), (2397, 167307), (2961, 135439), (3689, 108711), (4369, 91791), (4371, 91749), (4743, 84553), (5397, 74307), (5593, 71703), (7191, 55769), (7967, 50337), (10199, 39321), (11067, 36237), (12079, 33201), (13107, 30597), (13113, 30583), (16191, 24769), (16779, 23901)]