31641636

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:205

約数の個数: 96

約数和(自身を含む): 83825280

約数和(自身を除く): 52183644

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 53, 78, 86, 89, 106, 129, 156, 159, 172, 178, 212, 258, 267, 318, 356, 516, 534, 559, 636, 689, 1068, 1118, 1157, 1378, 1677, 2067, 2236, 2279, 2314, 2756, 3354, 3471, 3827, 4134, 4558, 4628, 4717, 6708, 6837, 6942, 7654, 8268, 9116, 9434, 11481, 13674, 13884, 14151, 15308, 18868, 22962, 27348, 28302, 29627, 45924, 49751, 56604, 59254, 61321, 88881, 99502, 118508, 122642, 149253, 177762, 183963, 199004, 202831, 245284, 298506, 355524, 367926, 405662, 597012, 608493, 735852, 811324, 1216986, 2433972, 2636803, 5273606, 7910409, 10547212, 15820818, 31641636]

約数ペア:

[(1, 31641636), (2, 15820818), (3, 10547212), (4, 7910409), (6, 5273606), (12, 2636803), (13, 2433972), (26, 1216986), (39, 811324), (43, 735852), (52, 608493), (53, 597012), (78, 405662), (86, 367926), (89, 355524), (106, 298506), (129, 245284), (156, 202831), (159, 199004), (172, 183963), (178, 177762), (212, 149253), (258, 122642), (267, 118508), (318, 99502), (356, 88881), (516, 61321), (534, 59254), (559, 56604), (636, 49751), (689, 45924), (1068, 29627), (1118, 28302), (1157, 27348), (1378, 22962), (1677, 18868), (2067, 15308), (2236, 14151), (2279, 13884), (2314, 13674), (2756, 11481), (3354, 9434), (3471, 9116), (3827, 8268), (4134, 7654), (4558, 6942), (4628, 6837), (4717, 6708)]