64171928

素因数分解:

$2^3\times {\mathrm{173}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1$

素因数の和:611

約数の個数: 32

約数和(自身を含む): 122148000

約数和(自身を除く): 57976072

約数列:

[1, 2, 4, 8, 173, 199, 233, 346, 398, 466, 692, 796, 932, 1384, 1592, 1864, 34427, 40309, 46367, 68854, 80618, 92734, 137708, 161236, 185468, 275416, 322472, 370936, 8021491, 16042982, 32085964, 64171928]

約数ペア:

[(1, 64171928), (2, 32085964), (4, 16042982), (8, 8021491), (173, 370936), (199, 322472), (233, 275416), (346, 185468), (398, 161236), (466, 137708), (692, 92734), (796, 80618), (932, 68854), (1384, 46367), (1592, 40309), (1864, 34427)]