28387630

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{91573}}^1$

素因数の和:91611

約数の個数: 16

約数和(自身を含む): 52746624

約数和(自身を除く): 24358994

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 91573, 183146, 457865, 915730, 2838763, 5677526, 14193815, 28387630]

約数ペア:

[(1, 28387630), (2, 14193815), (5, 5677526), (10, 2838763), (31, 915730), (62, 457865), (155, 183146), (310, 91573)]