28501528

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1987}}^1$

素因数の和:2167

約数の個数: 32

約数和(自身を含む): 58685760

約数和(自身を除く): 30184232

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 163, 326, 652, 1304, 1793, 1987, 3586, 3974, 7172, 7948, 14344, 15896, 21857, 43714, 87428, 174856, 323881, 647762, 1295524, 2591048, 3562691, 7125382, 14250764, 28501528]

約数ペア:

[(1, 28501528), (2, 14250764), (4, 7125382), (8, 3562691), (11, 2591048), (22, 1295524), (44, 647762), (88, 323881), (163, 174856), (326, 87428), (652, 43714), (1304, 21857), (1793, 15896), (1987, 14344), (3586, 7948), (3974, 7172)]