28273375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:292

約数の個数: 32

約数和(自身を含む): 38578176

約数和(自身を除く): 10304801

約数列:

[1, 5, 13, 25, 65, 125, 127, 137, 325, 635, 685, 1625, 1651, 1781, 3175, 3425, 8255, 8905, 15875, 17125, 17399, 41275, 44525, 86995, 206375, 222625, 226187, 434975, 1130935, 2174875, 5654675, 28273375]

約数ペア:

[(1, 28273375), (5, 5654675), (13, 2174875), (25, 1130935), (65, 434975), (125, 226187), (127, 222625), (137, 206375), (325, 86995), (635, 44525), (685, 41275), (1625, 17399), (1651, 17125), (1781, 15875), (3175, 8905), (3425, 8255)]