1383993

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{3943}}^1$

素因数の和:3965

約数の個数: 16

約数和(自身を含む): 2208640

約数和(自身を除く): 824647

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 3943, 11829, 35487, 51259, 106461, 153777, 461331, 1383993]

約数ペア:

[(1, 1383993), (3, 461331), (9, 153777), (13, 106461), (27, 51259), (39, 35487), (117, 11829), (351, 3943)]