80744013

素因数分解:

$3^3\times 7^2\times {\mathrm{61031}}^1$

素因数の和:61054

約数の個数: 24

約数和(自身を含む): 139152960

約数和(自身を除く): 58408947

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 61031, 183093, 427217, 549279, 1281651, 1647837, 2990519, 3844953, 8971557, 11534859, 26914671, 80744013]

約数ペア:

[(1, 80744013), (3, 26914671), (7, 11534859), (9, 8971557), (21, 3844953), (27, 2990519), (49, 1647837), (63, 1281651), (147, 549279), (189, 427217), (441, 183093), (1323, 61031)]