7274215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 10342080

約数和(自身を除く): 3067865

約数列:

[1, 5, 13, 17, 29, 65, 85, 145, 221, 227, 377, 493, 1105, 1135, 1885, 2465, 2951, 3859, 6409, 6583, 14755, 19295, 32045, 32915, 50167, 85579, 111911, 250835, 427895, 559555, 1454843, 7274215]

約数ペア:

[(1, 7274215), (5, 1454843), (13, 559555), (17, 427895), (29, 250835), (65, 111911), (85, 85579), (145, 50167), (221, 32915), (227, 32045), (377, 19295), (493, 14755), (1105, 6583), (1135, 6409), (1885, 3859), (2465, 2951)]