726649641

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{521}}^1\times {\mathrm{4999}}^1$

素因数の和:5557

約数の個数: 24

約数和(自身を含む): 1085760000

約数和(自身を除く): 359110359

約数列:

[1, 3, 9, 31, 93, 279, 521, 1563, 4689, 4999, 14997, 16151, 44991, 48453, 145359, 154969, 464907, 1394721, 2604479, 7813437, 23440311, 80738849, 242216547, 726649641]

約数ペア:

[(1, 726649641), (3, 242216547), (9, 80738849), (31, 23440311), (93, 7813437), (279, 2604479), (521, 1394721), (1563, 464907), (4689, 154969), (4999, 145359), (14997, 48453), (16151, 44991)]