28248728

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{617}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 54507600

約数和(自身を除く): 26258872

約数列:

[1, 2, 4, 8, 59, 97, 118, 194, 236, 388, 472, 617, 776, 1234, 2468, 4936, 5723, 11446, 22892, 36403, 45784, 59849, 72806, 119698, 145612, 239396, 291224, 478792, 3531091, 7062182, 14124364, 28248728]

約数ペア:

[(1, 28248728), (2, 14124364), (4, 7062182), (8, 3531091), (59, 478792), (97, 291224), (118, 239396), (194, 145612), (236, 119698), (388, 72806), (472, 59849), (617, 45784), (776, 36403), (1234, 22892), (2468, 11446), (4936, 5723)]