28756595

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{521}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 42094080

約数和(自身を除く): 13337485

約数列:

[1, 5, 7, 19, 35, 83, 95, 133, 415, 521, 581, 665, 1577, 2605, 2905, 3647, 7885, 9899, 11039, 18235, 43243, 49495, 55195, 69293, 216215, 302701, 346465, 821617, 1513505, 4108085, 5751319, 28756595]

約数ペア:

[(1, 28756595), (5, 5751319), (7, 4108085), (19, 1513505), (35, 821617), (83, 346465), (95, 302701), (133, 216215), (415, 69293), (521, 55195), (581, 49495), (665, 43243), (1577, 18235), (2605, 11039), (2905, 9899), (3647, 7885)]