87958871

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12553}}^1$

素因数の和:12591

約数の個数: 24

約数和(自身を含む): 120217104

約数和(自身を除く): 32258233

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 1001, 7007, 12553, 87871, 138083, 163189, 615097, 966581, 1142323, 1795079, 6766067, 7996261, 12565553, 87958871]

約数ペア:

[(1, 87958871), (7, 12565553), (11, 7996261), (13, 6766067), (49, 1795079), (77, 1142323), (91, 966581), (143, 615097), (539, 163189), (637, 138083), (1001, 87871), (7007, 12553)]