31523115

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1163}}^1$

素因数の和:1323

約数の個数: 32

約数和(自身を含む): 54754560

約数和(自身を除く): 23231445

約数列:

[1, 3, 5, 13, 15, 39, 65, 139, 195, 417, 695, 1163, 1807, 2085, 3489, 5421, 5815, 9035, 15119, 17445, 27105, 45357, 75595, 161657, 226785, 484971, 808285, 2101541, 2424855, 6304623, 10507705, 31523115]

約数ペア:

[(1, 31523115), (3, 10507705), (5, 6304623), (13, 2424855), (15, 2101541), (39, 808285), (65, 484971), (139, 226785), (195, 161657), (417, 75595), (695, 45357), (1163, 27105), (1807, 17445), (2085, 15119), (3489, 9035), (5421, 5815)]