42640735

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{8623}}^1$

素因数の和:8694

約数の個数: 16

約数和(自身を含む): 54641664

約数和(自身を除く): 12000929

約数列:

[1, 5, 23, 43, 115, 215, 989, 4945, 8623, 43115, 198329, 370789, 991645, 1853945, 8528147, 42640735]

約数ペア:

[(1, 42640735), (5, 8528147), (23, 1853945), (43, 991645), (115, 370789), (215, 198329), (989, 43115), (4945, 8623)]