28345848

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 73625760

約数和(自身を除く): 45279912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 137, 148, 222, 233, 274, 296, 411, 444, 466, 548, 699, 822, 888, 932, 1096, 1398, 1644, 1864, 2796, 3288, 5069, 5592, 8621, 10138, 15207, 17242, 20276, 25863, 30414, 31921, 34484, 40552, 51726, 60828, 63842, 68968, 95763, 103452, 121656, 127684, 191526, 206904, 255368, 383052, 766104, 1181077, 2362154, 3543231, 4724308, 7086462, 9448616, 14172924, 28345848]

約数ペア:

[(1, 28345848), (2, 14172924), (3, 9448616), (4, 7086462), (6, 4724308), (8, 3543231), (12, 2362154), (24, 1181077), (37, 766104), (74, 383052), (111, 255368), (137, 206904), (148, 191526), (222, 127684), (233, 121656), (274, 103452), (296, 95763), (411, 68968), (444, 63842), (466, 60828), (548, 51726), (699, 40552), (822, 34484), (888, 31921), (932, 30414), (1096, 25863), (1398, 20276), (1644, 17242), (1864, 15207), (2796, 10138), (3288, 8621), (5069, 5592)]