16813765

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 23328000

約数和(自身を除く): 6514235

約数列:

[1, 5, 17, 19, 29, 85, 95, 145, 323, 359, 493, 551, 1615, 1795, 2465, 2755, 6103, 6821, 9367, 10411, 30515, 34105, 46835, 52055, 115957, 176987, 197809, 579785, 884935, 989045, 3362753, 16813765]

約数ペア:

[(1, 16813765), (5, 3362753), (17, 989045), (19, 884935), (29, 579785), (85, 197809), (95, 176987), (145, 115957), (323, 52055), (359, 46835), (493, 34105), (551, 30515), (1615, 10411), (1795, 9367), (2465, 6821), (2755, 6103)]