3949335

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 7591584

約数和(自身を除く): 3642249

約数列:

[1, 3, 5, 9, 13, 15, 39, 43, 45, 65, 117, 129, 157, 195, 215, 387, 471, 559, 585, 645, 785, 1413, 1677, 1935, 2041, 2355, 2795, 5031, 6123, 6751, 7065, 8385, 10205, 18369, 20253, 25155, 30615, 33755, 60759, 87763, 91845, 101265, 263289, 303795, 438815, 789867, 1316445, 3949335]

約数ペア:

[(1, 3949335), (3, 1316445), (5, 789867), (9, 438815), (13, 303795), (15, 263289), (39, 101265), (43, 91845), (45, 87763), (65, 60759), (117, 33755), (129, 30615), (157, 25155), (195, 20253), (215, 18369), (387, 10205), (471, 8385), (559, 7065), (585, 6751), (645, 6123), (785, 5031), (1413, 2795), (1677, 2355), (1935, 2041)]