1445445

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:143

約数の個数: 40

約数和(自身を含む): 2683296

約数和(自身を除く): 1237851

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 83, 129, 135, 215, 249, 387, 405, 415, 645, 747, 1161, 1245, 1935, 2241, 3483, 3569, 3735, 5805, 6723, 10707, 11205, 17415, 17845, 32121, 33615, 53535, 96363, 160605, 289089, 481815, 1445445]

約数ペア:

[(1, 1445445), (3, 481815), (5, 289089), (9, 160605), (15, 96363), (27, 53535), (43, 33615), (45, 32121), (81, 17845), (83, 17415), (129, 11205), (135, 10707), (215, 6723), (249, 5805), (387, 3735), (405, 3569), (415, 3483), (645, 2241), (747, 1935), (1161, 1245)]