73420921

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{2099}}^1$

素因数の和:2388

約数の個数: 16

約数和(自身を含む): 88704000

約数和(自身を除く): 15283079

約数列:

[1, 7, 19, 133, 263, 1841, 2099, 4997, 14693, 34979, 39881, 279167, 552037, 3864259, 10488703, 73420921]

約数ペア:

[(1, 73420921), (7, 10488703), (19, 3864259), (133, 552037), (263, 279167), (1841, 39881), (2099, 34979), (4997, 14693)]