57978405

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:175

約数の個数: 72

約数和(自身を含む): 109837728

約数和(自身を除く): 51859323

約数列:

[1, 3, 5, 9, 15, 19, 43, 45, 57, 83, 95, 129, 171, 215, 249, 285, 361, 387, 415, 645, 747, 817, 855, 1083, 1245, 1577, 1805, 1935, 2451, 3249, 3569, 3735, 4085, 4731, 5415, 7353, 7885, 10707, 12255, 14193, 15523, 16245, 17845, 23655, 29963, 32121, 36765, 46569, 53535, 67811, 70965, 77615, 89889, 139707, 149815, 160605, 203433, 232845, 269667, 339055, 449445, 610299, 698535, 1017165, 1288409, 1348335, 3051495, 3865227, 6442045, 11595681, 19326135, 57978405]

約数ペア:

[(1, 57978405), (3, 19326135), (5, 11595681), (9, 6442045), (15, 3865227), (19, 3051495), (43, 1348335), (45, 1288409), (57, 1017165), (83, 698535), (95, 610299), (129, 449445), (171, 339055), (215, 269667), (249, 232845), (285, 203433), (361, 160605), (387, 149815), (415, 139707), (645, 89889), (747, 77615), (817, 70965), (855, 67811), (1083, 53535), (1245, 46569), (1577, 36765), (1805, 32121), (1935, 29963), (2451, 23655), (3249, 17845), (3569, 16245), (3735, 15523), (4085, 14193), (4731, 12255), (5415, 10707), (7353, 7885)]