281384747

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1\times {\mathrm{3229}}^1$

素因数の和:3506

約数の個数: 16

約数和(自身を含む): 328684800

約数和(自身を除く): 47300053

約数列:

[1, 7, 59, 211, 413, 1477, 3229, 12449, 22603, 87143, 190511, 681319, 1333577, 4769233, 40197821, 281384747]

約数ペア:

[(1, 281384747), (7, 40197821), (59, 4769233), (211, 1333577), (413, 681319), (1477, 190511), (3229, 87143), (12449, 22603)]