128869263

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{3323}}^1$

素因数の和:3499

約数の個数: 24

約数和(自身を含む): 193589760

約数和(自身を除く): 64720497

約数列:

[1, 3, 9, 31, 93, 139, 279, 417, 1251, 3323, 4309, 9969, 12927, 29907, 38781, 103013, 309039, 461897, 927117, 1385691, 4157073, 14318807, 42956421, 128869263]

約数ペア:

[(1, 128869263), (3, 42956421), (9, 14318807), (31, 4157073), (93, 1385691), (139, 927117), (279, 461897), (417, 309039), (1251, 103013), (3323, 38781), (4309, 29907), (9969, 12927)]