219372399

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{709}}^1\times {\mathrm{1109}}^1$

素因数の和:1855

約数の個数: 24

約数和(自身を含む): 327849600

約数和(自身を除く): 108477201

約数列:

[1, 3, 9, 31, 93, 279, 709, 1109, 2127, 3327, 6381, 9981, 21979, 34379, 65937, 103137, 197811, 309411, 786281, 2358843, 7076529, 24374711, 73124133, 219372399]

約数ペア:

[(1, 219372399), (3, 73124133), (9, 24374711), (31, 7076529), (93, 2358843), (279, 786281), (709, 309411), (1109, 197811), (2127, 103137), (3327, 65937), (6381, 34379), (9981, 21979)]