1243755

素因数分解:

$3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:137

約数の個数: 40

約数和(自身を含む): 2317392

約数和(自身を除く): 1073637

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 81, 83, 111, 135, 185, 249, 333, 405, 415, 555, 747, 999, 1245, 1665, 2241, 2997, 3071, 3735, 4995, 6723, 9213, 11205, 14985, 15355, 27639, 33615, 46065, 82917, 138195, 248751, 414585, 1243755]

約数ペア:

[(1, 1243755), (3, 414585), (5, 248751), (9, 138195), (15, 82917), (27, 46065), (37, 33615), (45, 27639), (81, 15355), (83, 14985), (111, 11205), (135, 9213), (185, 6723), (249, 4995), (333, 3735), (405, 3071), (415, 2997), (555, 2241), (747, 1665), (999, 1245)]