121257265

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 159045120

約数和(自身を除く): 37787855

約数列:

[1, 5, 23, 29, 103, 115, 145, 353, 515, 667, 1765, 2369, 2987, 3335, 8119, 10237, 11845, 14935, 36359, 40595, 51185, 68701, 181795, 235451, 343505, 836257, 1054411, 1177255, 4181285, 5272055, 24251453, 121257265]

約数ペア:

[(1, 121257265), (5, 24251453), (23, 5272055), (29, 4181285), (103, 1177255), (115, 1054411), (145, 836257), (353, 343505), (515, 235451), (667, 181795), (1765, 68701), (2369, 51185), (2987, 40595), (3335, 36359), (8119, 14935), (10237, 11845)]