15631161

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1847}}^1$

素因数の和:1901

約数の個数: 32

約数和(自身を含む): 26492928

約数和(自身を除く): 10861767

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 1847, 2821, 5541, 8463, 12929, 24011, 38787, 57257, 72033, 168077, 171771, 400799, 504231, 744341, 1202397, 2233023, 5210387, 15631161]

約数ペア:

[(1, 15631161), (3, 5210387), (7, 2233023), (13, 1202397), (21, 744341), (31, 504231), (39, 400799), (91, 171771), (93, 168077), (217, 72033), (273, 57257), (403, 38787), (651, 24011), (1209, 12929), (1847, 8463), (2821, 5541)]