89901917

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{331}}^1$

素因数の和:609

約数の個数: 24

約数和(自身を含む): 109910592

約数和(自身を除く): 20008675

約数列:

[1, 7, 23, 49, 161, 241, 331, 1127, 1687, 2317, 5543, 7613, 11809, 16219, 38801, 53291, 79771, 271607, 373037, 558397, 1834733, 3908779, 12843131, 89901917]

約数ペア:

[(1, 89901917), (7, 12843131), (23, 3908779), (49, 1834733), (161, 558397), (241, 373037), (331, 271607), (1127, 79771), (1687, 53291), (2317, 38801), (5543, 16219), (7613, 11809)]