398094723

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{18593}}^1$

素因数の和:18676

約数の個数: 32

約数和(自身を含む): 645583680

約数和(自身を除く): 247488957

約数列:

[1, 3, 9, 13, 27, 39, 61, 117, 183, 351, 549, 793, 1647, 2379, 7137, 18593, 21411, 55779, 167337, 241709, 502011, 725127, 1134173, 2175381, 3402519, 6526143, 10207557, 14744249, 30622671, 44232747, 132698241, 398094723]

約数ペア:

[(1, 398094723), (3, 132698241), (9, 44232747), (13, 30622671), (27, 14744249), (39, 10207557), (61, 6526143), (117, 3402519), (183, 2175381), (351, 1134173), (549, 725127), (793, 502011), (1647, 241709), (2379, 167337), (7137, 55779), (18593, 21411)]