1670643

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:259

約数の個数: 24

約数和(自身を含む): 2642640

約数和(自身を除く): 971997

約数列:

[1, 3, 9, 13, 39, 109, 117, 131, 327, 393, 981, 1179, 1417, 1703, 4251, 5109, 12753, 14279, 15327, 42837, 128511, 185627, 556881, 1670643]

約数ペア:

[(1, 1670643), (3, 556881), (9, 185627), (13, 128511), (39, 42837), (109, 15327), (117, 14279), (131, 12753), (327, 5109), (393, 4251), (981, 1703), (1179, 1417)]