15549561

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 23104224

約数和(自身を除く): 7554663

約数列:

[1, 3, 9, 67, 107, 201, 241, 321, 603, 723, 963, 2169, 7169, 16147, 21507, 25787, 48441, 64521, 77361, 145323, 232083, 1727729, 5183187, 15549561]

約数ペア:

[(1, 15549561), (3, 5183187), (9, 1727729), (67, 232083), (107, 145323), (201, 77361), (241, 64521), (321, 48441), (603, 25787), (723, 21507), (963, 16147), (2169, 7169)]