31500522

素因数分解:

$2^1\times 3^3\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 72673920

約数和(自身を除く): 41173398

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 73, 122, 131, 146, 183, 219, 262, 366, 393, 438, 549, 657, 786, 1098, 1179, 1314, 1647, 1971, 2358, 3294, 3537, 3942, 4453, 7074, 7991, 8906, 9563, 13359, 15982, 19126, 23973, 26718, 28689, 40077, 47946, 57378, 71919, 80154, 86067, 120231, 143838, 172134, 215757, 240462, 258201, 431514, 516402, 583343, 1166686, 1750029, 3500058, 5250087, 10500174, 15750261, 31500522]

約数ペア:

[(1, 31500522), (2, 15750261), (3, 10500174), (6, 5250087), (9, 3500058), (18, 1750029), (27, 1166686), (54, 583343), (61, 516402), (73, 431514), (122, 258201), (131, 240462), (146, 215757), (183, 172134), (219, 143838), (262, 120231), (366, 86067), (393, 80154), (438, 71919), (549, 57378), (657, 47946), (786, 40077), (1098, 28689), (1179, 26718), (1314, 23973), (1647, 19126), (1971, 15982), (2358, 13359), (3294, 9563), (3537, 8906), (3942, 7991), (4453, 7074)]