1653639

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:514

約数の個数: 16

約数和(自身を含む): 2402400

約数和(自身を除く): 748761

約数列:

[1, 3, 13, 39, 109, 327, 389, 1167, 1417, 4251, 5057, 15171, 42401, 127203, 551213, 1653639]

約数ペア:

[(1, 1653639), (3, 551213), (13, 127203), (39, 42401), (109, 15171), (327, 5057), (389, 4251), (1167, 1417)]