1256161115

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1151}}^1\times {\mathrm{19843}}^1$

素因数の和:21010

約数の個数: 16

約数和(自身を含む): 1645940736

約数和(自身を除く): 389779621

約数列:

[1, 5, 11, 55, 1151, 5755, 12661, 19843, 63305, 99215, 218273, 1091365, 22839293, 114196465, 251232223, 1256161115]

約数ペア:

[(1, 1256161115), (5, 251232223), (11, 114196465), (55, 22839293), (1151, 1091365), (5755, 218273), (12661, 99215), (19843, 63305)]