23006945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 31116960

約数和(自身を除く): 8110015

約数列:

[1, 5, 13, 41, 65, 89, 97, 205, 445, 485, 533, 1157, 1261, 2665, 3649, 3977, 5785, 6305, 8633, 18245, 19885, 43165, 47437, 51701, 112229, 237185, 258505, 353953, 561145, 1769765, 4601389, 23006945]

約数ペア:

[(1, 23006945), (5, 4601389), (13, 1769765), (41, 561145), (65, 353953), (89, 258505), (97, 237185), (205, 112229), (445, 51701), (485, 47437), (533, 43165), (1157, 19885), (1261, 18245), (2665, 8633), (3649, 6305), (3977, 5785)]