25977215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{3719}}^1$

素因数の和:3862

約数の個数: 16

約数和(自身を含む): 34283520

約数和(自身を除く): 8306305

約数列:

[1, 5, 11, 55, 127, 635, 1397, 3719, 6985, 18595, 40909, 204545, 472313, 2361565, 5195443, 25977215]

約数ペア:

[(1, 25977215), (5, 5195443), (11, 2361565), (55, 472313), (127, 204545), (635, 40909), (1397, 18595), (3719, 6985)]