398436747

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{631}}^1\times {\mathrm{1931}}^1$

素因数の和:2674

約数の個数: 16

約数和(自身を含む): 537250560

約数和(自身を除く): 138813813

約数列:

[1, 3, 109, 327, 631, 1893, 1931, 5793, 68779, 206337, 210479, 631437, 1218461, 3655383, 132812249, 398436747]

約数ペア:

[(1, 398436747), (3, 132812249), (109, 3655383), (327, 1218461), (631, 631437), (1893, 210479), (1931, 206337), (5793, 68779)]