64716642

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{641}}^1$

素因数の和:799

約数の個数: 48

約数和(自身を含む): 144218880

約数和(自身を除く): 79502238

約数列:

[1, 2, 3, 6, 9, 18, 71, 79, 142, 158, 213, 237, 426, 474, 639, 641, 711, 1278, 1282, 1422, 1923, 3846, 5609, 5769, 11218, 11538, 16827, 33654, 45511, 50481, 50639, 91022, 100962, 101278, 136533, 151917, 273066, 303834, 409599, 455751, 819198, 911502, 3595369, 7190738, 10786107, 21572214, 32358321, 64716642]

約数ペア:

[(1, 64716642), (2, 32358321), (3, 21572214), (6, 10786107), (9, 7190738), (18, 3595369), (71, 911502), (79, 819198), (142, 455751), (158, 409599), (213, 303834), (237, 273066), (426, 151917), (474, 136533), (639, 101278), (641, 100962), (711, 91022), (1278, 50639), (1282, 50481), (1422, 45511), (1923, 33654), (3846, 16827), (5609, 11538), (5769, 11218)]