25612741

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 35622720

約数和(自身を除く): 10009979

約数列:

[1, 7, 11, 19, 41, 49, 61, 77, 133, 209, 287, 427, 451, 539, 671, 779, 931, 1159, 1463, 2009, 2501, 2989, 3157, 4697, 5453, 8113, 8569, 10241, 12749, 17507, 22099, 27511, 32879, 38171, 47519, 56791, 59983, 89243, 122549, 192577, 332633, 419881, 522709, 624701, 1348039, 2328431, 3658963, 25612741]

約数ペア:

[(1, 25612741), (7, 3658963), (11, 2328431), (19, 1348039), (41, 624701), (49, 522709), (61, 419881), (77, 332633), (133, 192577), (209, 122549), (287, 89243), (427, 59983), (451, 56791), (539, 47519), (671, 38171), (779, 32879), (931, 27511), (1159, 22099), (1463, 17507), (2009, 12749), (2501, 10241), (2989, 8569), (3157, 8113), (4697, 5453)]