87217955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{68947}}^1$

素因数の和:68986

約数の個数: 16

約数和(自身を含む): 119142144

約数和(自身を除く): 31924189

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 68947, 344735, 758417, 1585781, 3792085, 7928905, 17443591, 87217955]

約数ペア:

[(1, 87217955), (5, 17443591), (11, 7928905), (23, 3792085), (55, 1585781), (115, 758417), (253, 344735), (1265, 68947)]