28739816

素因数分解:

$2^3\times 7^1\times {\mathrm{457}}^1\times {\mathrm{1123}}^1$

素因数の和:1593

約数の個数: 32

約数和(自身を含む): 61775040

約数和(自身を除く): 33035224

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 457, 914, 1123, 1828, 2246, 3199, 3656, 4492, 6398, 7861, 8984, 12796, 15722, 25592, 31444, 62888, 513211, 1026422, 2052844, 3592477, 4105688, 7184954, 14369908, 28739816]

約数ペア:

[(1, 28739816), (2, 14369908), (4, 7184954), (7, 4105688), (8, 3592477), (14, 2052844), (28, 1026422), (56, 513211), (457, 62888), (914, 31444), (1123, 25592), (1828, 15722), (2246, 12796), (3199, 8984), (3656, 7861), (4492, 6398)]