23171785

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{401}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 34578432

約数和(自身を除く): 11406647

約数列:

[1, 5, 7, 13, 35, 65, 91, 127, 401, 455, 635, 889, 1651, 2005, 2807, 4445, 5213, 8255, 11557, 14035, 26065, 36491, 50927, 57785, 182455, 254635, 356489, 662051, 1782445, 3310255, 4634357, 23171785]

約数ペア:

[(1, 23171785), (5, 4634357), (7, 3310255), (13, 1782445), (35, 662051), (65, 356489), (91, 254635), (127, 182455), (401, 57785), (455, 50927), (635, 36491), (889, 26065), (1651, 14035), (2005, 11557), (2807, 8255), (4445, 5213)]