664754027

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{599}}^1$

素因数の和:803

約数の個数: 32

約数和(自身を含む): 814233600

約数和(自身を除く): 149479573

約数列:

[1, 7, 23, 61, 113, 161, 427, 599, 791, 1403, 2599, 4193, 6893, 9821, 13777, 18193, 36539, 48251, 67687, 96439, 158539, 255773, 473809, 840397, 1109773, 1556801, 4128907, 5882779, 10897607, 28902349, 94964861, 664754027]

約数ペア:

[(1, 664754027), (7, 94964861), (23, 28902349), (61, 10897607), (113, 5882779), (161, 4128907), (427, 1556801), (599, 1109773), (791, 840397), (1403, 473809), (2599, 255773), (4193, 158539), (6893, 96439), (9821, 67687), (13777, 48251), (18193, 36539)]