89071868

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{251}}^1\times {\mathrm{1123}}^1$

素因数の和:1457

約数の個数: 24

約数和(自身を含む): 158618880

約数和(自身を除く): 69547012

約数列:

[1, 2, 4, 79, 158, 251, 316, 502, 1004, 1123, 2246, 4492, 19829, 39658, 79316, 88717, 177434, 281873, 354868, 563746, 1127492, 22267967, 44535934, 89071868]

約数ペア:

[(1, 89071868), (2, 44535934), (4, 22267967), (79, 1127492), (158, 563746), (251, 354868), (316, 281873), (502, 177434), (1004, 88717), (1123, 79316), (2246, 39658), (4492, 19829)]