25671645

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13267}}^1$

素因数の和:13321

約数の個数: 24

約数和(自身を含む): 45535776

約数和(自身を除く): 19864131

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 13267, 39801, 66335, 119403, 199005, 570481, 597015, 1711443, 2852405, 5134329, 8557215, 25671645]

約数ペア:

[(1, 25671645), (3, 8557215), (5, 5134329), (9, 2852405), (15, 1711443), (43, 597015), (45, 570481), (129, 199005), (215, 119403), (387, 66335), (645, 39801), (1935, 13267)]