1378539

素因数分解:

$3^6\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:110

約数の個数: 28

約数和(自身を含む): 2168512

約数和(自身を除く): 789973

約数列:

[1, 3, 9, 27, 31, 61, 81, 93, 183, 243, 279, 549, 729, 837, 1647, 1891, 2511, 4941, 5673, 7533, 14823, 17019, 22599, 44469, 51057, 153171, 459513, 1378539]

約数ペア:

[(1, 1378539), (3, 459513), (9, 153171), (27, 51057), (31, 44469), (61, 22599), (81, 17019), (93, 14823), (183, 7533), (243, 5673), (279, 4941), (549, 2511), (729, 1891), (837, 1647)]