28615825

素因数分解:

$5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1619}}^1$

素因数の和:1737

約数の個数: 24

約数和(自身を含む): 40979520

約数和(自身を除く): 12363695

約数列:

[1, 5, 7, 25, 35, 101, 175, 505, 707, 1619, 2525, 3535, 8095, 11333, 17675, 40475, 56665, 163519, 283325, 817595, 1144633, 4087975, 5723165, 28615825]

約数ペア:

[(1, 28615825), (5, 5723165), (7, 4087975), (25, 1144633), (35, 817595), (101, 283325), (175, 163519), (505, 56665), (707, 40475), (1619, 17675), (2525, 11333), (3535, 8095)]