79813215

素因数分解:

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

素因数の和:533

約数の個数: 64

約数和(自身を含む): 152409600

約数和(自身を除く): 72596385

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 83, 85, 135, 153, 249, 255, 415, 419, 459, 747, 765, 1245, 1257, 1411, 2095, 2241, 2295, 3735, 3771, 4233, 6285, 7055, 7123, 11205, 11313, 12699, 18855, 21165, 21369, 34777, 35615, 38097, 56565, 63495, 64107, 104331, 106845, 173885, 190485, 192321, 312993, 320535, 521655, 591209, 938979, 961605, 1564965, 1773627, 2956045, 4694895, 5320881, 8868135, 15962643, 26604405, 79813215]

約数ペア:

[(1, 79813215), (3, 26604405), (5, 15962643), (9, 8868135), (15, 5320881), (17, 4694895), (27, 2956045), (45, 1773627), (51, 1564965), (83, 961605), (85, 938979), (135, 591209), (153, 521655), (249, 320535), (255, 312993), (415, 192321), (419, 190485), (459, 173885), (747, 106845), (765, 104331), (1245, 64107), (1257, 63495), (1411, 56565), (2095, 38097), (2241, 35615), (2295, 34777), (3735, 21369), (3771, 21165), (4233, 18855), (6285, 12699), (7055, 11313), (7123, 11205)]