30221241

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 42735840

約数和(自身を除く): 12514599

約数列:

[1, 3, 23, 69, 137, 139, 411, 417, 529, 1587, 3151, 3197, 9453, 9591, 19043, 57129, 72473, 73531, 217419, 220593, 437989, 1313967, 10073747, 30221241]

約数ペア:

[(1, 30221241), (3, 10073747), (23, 1313967), (69, 437989), (137, 220593), (139, 217419), (411, 73531), (417, 72473), (529, 57129), (1587, 19043), (3151, 9591), (3197, 9453)]