28075255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 38707200

約数和(自身を除く): 10631945

約数列:

[1, 5, 13, 19, 65, 95, 127, 179, 247, 635, 895, 1235, 1651, 2327, 2413, 3401, 8255, 11635, 12065, 17005, 22733, 31369, 44213, 113665, 156845, 221065, 295529, 431927, 1477645, 2159635, 5615051, 28075255]

約数ペア:

[(1, 28075255), (5, 5615051), (13, 2159635), (19, 1477645), (65, 431927), (95, 295529), (127, 221065), (179, 156845), (247, 113665), (635, 44213), (895, 31369), (1235, 22733), (1651, 17005), (2327, 12065), (2413, 11635), (3401, 8255)]