890490433

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{31543}}^1$

素因数の和:31696

約数の個数: 16

約数和(自身を含む): 1054831360

約数和(自身を除く): 164340927

約数列:

[1, 7, 37, 109, 259, 763, 4033, 28231, 31543, 220801, 1167091, 3438187, 8169637, 24067309, 127212919, 890490433]

約数ペア:

[(1, 890490433), (7, 127212919), (37, 24067309), (109, 8169637), (259, 3438187), (763, 1167091), (4033, 220801), (28231, 31543)]