1729755

素因数分解:

$3^4\times 5^1\times {\mathrm{4271}}^1$

素因数の和:4288

約数の個数: 20

約数和(自身を含む): 3101472

約数和(自身を除く): 1371717

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4271, 12813, 21355, 38439, 64065, 115317, 192195, 345951, 576585, 1729755]

約数ペア:

[(1, 1729755), (3, 576585), (5, 345951), (9, 192195), (15, 115317), (27, 64065), (45, 38439), (81, 21355), (135, 12813), (405, 4271)]