68216668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{7583}}^1$

素因数の和:7773

約数の個数: 24

約数和(自身を含む): 129322368

約数和(自身を除く): 61105700

約数列:

[1, 2, 4, 13, 26, 52, 173, 346, 692, 2249, 4498, 7583, 8996, 15166, 30332, 98579, 197158, 394316, 1311859, 2623718, 5247436, 17054167, 34108334, 68216668]

約数ペア:

[(1, 68216668), (2, 34108334), (4, 17054167), (13, 5247436), (26, 2623718), (52, 1311859), (173, 394316), (346, 197158), (692, 98579), (2249, 30332), (4498, 15166), (7583, 8996)]