2762019

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 40

約数和(自身を含む): 4621232

約数和(自身を除く): 1859213

約数列:

[1, 3, 9, 13, 27, 39, 43, 61, 81, 117, 129, 183, 351, 387, 549, 559, 793, 1053, 1161, 1647, 1677, 2379, 2623, 3483, 4941, 5031, 7137, 7869, 15093, 21411, 23607, 34099, 45279, 64233, 70821, 102297, 212463, 306891, 920673, 2762019]

約数ペア:

[(1, 2762019), (3, 920673), (9, 306891), (13, 212463), (27, 102297), (39, 70821), (43, 64233), (61, 45279), (81, 34099), (117, 23607), (129, 21411), (183, 15093), (351, 7869), (387, 7137), (549, 5031), (559, 4941), (793, 3483), (1053, 2623), (1161, 2379), (1647, 1677)]