161975124

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{145139}}^1$

素因数の和:145180

約数の個数: 36

約数和(自身を含む): 422647680

約数和(自身を除く): 260672556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 145139, 290278, 435417, 580556, 870834, 1306251, 1741668, 2612502, 4499309, 5225004, 8998618, 13497927, 17997236, 26995854, 40493781, 53991708, 80987562, 161975124]

約数ペア:

[(1, 161975124), (2, 80987562), (3, 53991708), (4, 40493781), (6, 26995854), (9, 17997236), (12, 13497927), (18, 8998618), (31, 5225004), (36, 4499309), (62, 2612502), (93, 1741668), (124, 1306251), (186, 870834), (279, 580556), (372, 435417), (558, 290278), (1116, 145139)]