2159577

素因数分解:

$3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:162

約数の個数: 36

約数和(自身を含む): 3734640

約数和(自身を除く): 1575063

約数列:

[1, 3, 7, 9, 21, 49, 59, 63, 83, 147, 177, 249, 413, 441, 531, 581, 747, 1239, 1743, 2891, 3717, 4067, 4897, 5229, 8673, 12201, 14691, 26019, 34279, 36603, 44073, 102837, 239953, 308511, 719859, 2159577]

約数ペア:

[(1, 2159577), (3, 719859), (7, 308511), (9, 239953), (21, 102837), (49, 44073), (59, 36603), (63, 34279), (83, 26019), (147, 14691), (177, 12201), (249, 8673), (413, 5229), (441, 4897), (531, 4067), (581, 3717), (747, 2891), (1239, 1743)]