2628821

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1$

素因数の和:428

約数の個数: 16

約数和(自身を含む): 3091200

約数和(自身を除く): 462379

約数列:

[1, 13, 19, 29, 247, 367, 377, 551, 4771, 6973, 7163, 10643, 90649, 138359, 202217, 2628821]

約数ペア:

[(1, 2628821), (13, 202217), (19, 138359), (29, 90649), (247, 10643), (367, 7163), (377, 6973), (551, 4771)]