25228931

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 32686080

約数和(自身を除く): 7457149

約数列:

[1, 7, 13, 37, 59, 91, 127, 259, 413, 481, 767, 889, 1651, 2183, 3367, 4699, 5369, 7493, 11557, 15281, 28379, 32893, 52451, 61087, 97409, 198653, 277241, 427609, 681863, 1940687, 3604133, 25228931]

約数ペア:

[(1, 25228931), (7, 3604133), (13, 1940687), (37, 681863), (59, 427609), (91, 277241), (127, 198653), (259, 97409), (413, 61087), (481, 52451), (767, 32893), (889, 28379), (1651, 15281), (2183, 11557), (3367, 7493), (4699, 5369)]