16166925

素因数分解:

$3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:619

約数の個数: 48

約数和(自身を含む): 30444480

約数和(自身を除く): 14277555

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 75, 129, 135, 215, 225, 387, 557, 645, 675, 1075, 1161, 1671, 1935, 2785, 3225, 5013, 5805, 8355, 9675, 13925, 15039, 23951, 25065, 29025, 41775, 71853, 75195, 119755, 125325, 215559, 359265, 375975, 598775, 646677, 1077795, 1796325, 3233385, 5388975, 16166925]

約数ペア:

[(1, 16166925), (3, 5388975), (5, 3233385), (9, 1796325), (15, 1077795), (25, 646677), (27, 598775), (43, 375975), (45, 359265), (75, 215559), (129, 125325), (135, 119755), (215, 75195), (225, 71853), (387, 41775), (557, 29025), (645, 25065), (675, 23951), (1075, 15039), (1161, 13925), (1671, 9675), (1935, 8355), (2785, 5805), (3225, 5013)]