686172812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{13195631}}^1$

素因数の和:13195648

約数の個数: 12

約数和(自身を含む): 1293171936

約数和(自身を除く): 606999124

約数列:

[1, 2, 4, 13, 26, 52, 13195631, 26391262, 52782524, 171543203, 343086406, 686172812]

約数ペア:

[(1, 686172812), (2, 343086406), (4, 171543203), (13, 52782524), (26, 26391262), (52, 13195631)]