40117698

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{31391}}^1$

素因数の和:31470

約数の個数: 24

約数和(自身を含む): 88148736

約数和(自身を除く): 48031038

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 31391, 62782, 94173, 188346, 282519, 565038, 2228761, 4457522, 6686283, 13372566, 20058849, 40117698]

約数ペア:

[(1, 40117698), (2, 20058849), (3, 13372566), (6, 6686283), (9, 4457522), (18, 2228761), (71, 565038), (142, 282519), (213, 188346), (426, 94173), (639, 62782), (1278, 31391)]