28774975

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 37283328

約数和(自身を除く): 8508353

約数列:

[1, 5, 25, 31, 107, 155, 347, 535, 775, 1735, 2675, 3317, 8675, 10757, 16585, 37129, 53785, 82925, 185645, 268925, 928225, 1150999, 5754995, 28774975]

約数ペア:

[(1, 28774975), (5, 5754995), (25, 1150999), (31, 928225), (107, 268925), (155, 185645), (347, 82925), (535, 53785), (775, 37129), (1735, 16585), (2675, 10757), (3317, 8675)]