3131570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:159

約数の個数: 48

約数和(自身を含む): 6522120

約数和(自身を除く): 3390550

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 109, 130, 169, 170, 218, 221, 338, 442, 545, 845, 1090, 1105, 1417, 1690, 1853, 2210, 2834, 2873, 3706, 5746, 7085, 9265, 14170, 14365, 18421, 18530, 24089, 28730, 36842, 48178, 92105, 120445, 184210, 240890, 313157, 626314, 1565785, 3131570]

約数ペア:

[(1, 3131570), (2, 1565785), (5, 626314), (10, 313157), (13, 240890), (17, 184210), (26, 120445), (34, 92105), (65, 48178), (85, 36842), (109, 28730), (130, 24089), (169, 18530), (170, 18421), (218, 14365), (221, 14170), (338, 9265), (442, 7085), (545, 5746), (845, 3706), (1090, 2873), (1105, 2834), (1417, 2210), (1690, 1853)]