9981208153

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{165589}}^1$

素因数の和:165784

約数の個数: 16

約数和(自身を含む): 11657536000

約数和(自身を除く): 1676327847

約数列:

[1, 7, 79, 109, 553, 763, 8611, 60277, 165589, 1159123, 13081531, 18049201, 91570717, 126344407, 1425886879, 9981208153]

約数ペア:

[(1, 9981208153), (7, 1425886879), (79, 126344407), (109, 91570717), (553, 18049201), (763, 13081531), (8611, 1159123), (60277, 165589)]