30518257

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:429

約数の個数: 24

約数和(自身を含む): 38763648

約数和(自身を除く): 8245391

約数列:

[1, 7, 11, 77, 121, 137, 263, 847, 959, 1507, 1841, 2893, 10549, 16577, 20251, 31823, 36031, 116039, 222761, 252217, 396341, 2774387, 4359751, 30518257]

約数ペア:

[(1, 30518257), (7, 4359751), (11, 2774387), (77, 396341), (121, 252217), (137, 222761), (263, 116039), (847, 36031), (959, 31823), (1507, 20251), (1841, 16577), (2893, 10549)]