25243647

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{163}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 41989248

約数和(自身を除く): 16745601

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 143, 163, 209, 247, 361, 429, 489, 627, 741, 1083, 1793, 2119, 2717, 3097, 3971, 4693, 5379, 6357, 8151, 9291, 11913, 14079, 23309, 34067, 40261, 51623, 58843, 69927, 102201, 120783, 154869, 176529, 442871, 647273, 764959, 1328613, 1941819, 2294877, 8414549, 25243647]

約数ペア:

[(1, 25243647), (3, 8414549), (11, 2294877), (13, 1941819), (19, 1328613), (33, 764959), (39, 647273), (57, 442871), (143, 176529), (163, 154869), (209, 120783), (247, 102201), (361, 69927), (429, 58843), (489, 51623), (627, 40261), (741, 34067), (1083, 23309), (1793, 14079), (2119, 11913), (2717, 9291), (3097, 8151), (3971, 6357), (4693, 5379)]