26402915

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 41023584

約数和(自身を除く): 14620669

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 97, 101, 245, 385, 485, 505, 539, 679, 707, 1067, 1111, 2695, 3395, 3535, 4753, 4949, 5335, 5555, 7469, 7777, 9797, 23765, 24745, 37345, 38885, 48985, 52283, 54439, 68579, 107767, 261415, 272195, 342895, 480053, 538835, 754369, 2400265, 3771845, 5280583, 26402915]

約数ペア:

[(1, 26402915), (5, 5280583), (7, 3771845), (11, 2400265), (35, 754369), (49, 538835), (55, 480053), (77, 342895), (97, 272195), (101, 261415), (245, 107767), (385, 68579), (485, 54439), (505, 52283), (539, 48985), (679, 38885), (707, 37345), (1067, 24745), (1111, 23765), (2695, 9797), (3395, 7777), (3535, 7469), (4753, 5555), (4949, 5335)]