821270

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4831}}^1$

素因数の和:4855

約数の個数: 16

約数和(自身を含む): 1565568

約数和(自身を除く): 744298

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 4831, 9662, 24155, 48310, 82127, 164254, 410635, 821270]

約数ペア:

[(1, 821270), (2, 410635), (5, 164254), (10, 82127), (17, 48310), (34, 24155), (85, 9662), (170, 4831)]