15551181

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:577

約数の個数: 24

約数和(自身を含む): 23412480

約数和(自身を除く): 7861299

約数列:

[1, 3, 9, 31, 93, 139, 279, 401, 417, 1203, 1251, 3609, 4309, 12431, 12927, 37293, 38781, 55739, 111879, 167217, 501651, 1727909, 5183727, 15551181]

約数ペア:

[(1, 15551181), (3, 5183727), (9, 1727909), (31, 501651), (93, 167217), (139, 111879), (279, 55739), (401, 38781), (417, 37293), (1203, 12927), (1251, 12431), (3609, 4309)]