217412830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1278899}}^1$

素因数の和:1278923

約数の個数: 16

約数和(自身を含む): 414363600

約数和(自身を除く): 196950770

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1278899, 2557798, 6394495, 12788990, 21741283, 43482566, 108706415, 217412830]

約数ペア:

[(1, 217412830), (2, 108706415), (5, 43482566), (10, 21741283), (17, 12788990), (34, 6394495), (85, 2557798), (170, 1278899)]