2152251647

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{3378731}}^1$

素因数の和:3378758

約数の個数: 12

約数和(自身を含む): 2696228136

約数和(自身を除く): 543976489

約数列:

[1, 7, 13, 49, 91, 637, 3378731, 23651117, 43923503, 165557819, 307464521, 2152251647]

約数ペア:

[(1, 2152251647), (7, 307464521), (13, 165557819), (49, 43923503), (91, 23651117), (637, 3378731)]