1287460668

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{8252953}}^1$

素因数の和:8252973

約数の個数: 24

約数和(自身を含む): 3235157968

約数和(自身を除く): 1947697300

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 8252953, 16505906, 24758859, 33011812, 49517718, 99035436, 107288389, 214576778, 321865167, 429153556, 643730334, 1287460668]

約数ペア:

[(1, 1287460668), (2, 643730334), (3, 429153556), (4, 321865167), (6, 214576778), (12, 107288389), (13, 99035436), (26, 49517718), (39, 33011812), (52, 24758859), (78, 16505906), (156, 8252953)]