72728018

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{397}}^1\times {\mathrm{757}}^1$

素因数の和:1178

約数の個数: 24

約数和(自身を含む): 120371916

約数和(自身を除く): 47643898

約数列:

[1, 2, 11, 22, 121, 242, 397, 757, 794, 1514, 4367, 8327, 8734, 16654, 48037, 91597, 96074, 183194, 300529, 601058, 3305819, 6611638, 36364009, 72728018]

約数ペア:

[(1, 72728018), (2, 36364009), (11, 6611638), (22, 3305819), (121, 601058), (242, 300529), (397, 183194), (757, 96074), (794, 91597), (1514, 48037), (4367, 16654), (8327, 8734)]