12961425

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{3677}}^1$

素因数の和:3737

約数の個数: 24

約数和(自身を含む): 21891456

約数和(自身を除く): 8930031

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 705, 1175, 3525, 3677, 11031, 18385, 55155, 91925, 172819, 275775, 518457, 864095, 2592285, 4320475, 12961425]

約数ペア:

[(1, 12961425), (3, 4320475), (5, 2592285), (15, 864095), (25, 518457), (47, 275775), (75, 172819), (141, 91925), (235, 55155), (705, 18385), (1175, 11031), (3525, 3677)]