26604405

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{419}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 49533120

約数和(自身を除く): 22928715

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 83, 85, 153, 249, 255, 415, 419, 747, 765, 1245, 1257, 1411, 2095, 3735, 3771, 4233, 6285, 7055, 7123, 12699, 18855, 21165, 21369, 34777, 35615, 63495, 64107, 104331, 106845, 173885, 312993, 320535, 521655, 591209, 1564965, 1773627, 2956045, 5320881, 8868135, 26604405]

約数ペア:

[(1, 26604405), (3, 8868135), (5, 5320881), (9, 2956045), (15, 1773627), (17, 1564965), (45, 591209), (51, 521655), (83, 320535), (85, 312993), (153, 173885), (249, 106845), (255, 104331), (415, 64107), (419, 63495), (747, 35615), (765, 34777), (1245, 21369), (1257, 21165), (1411, 18855), (2095, 12699), (3735, 7123), (3771, 7055), (4233, 6285)]