213683710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{73939}}^1$

素因数の和:73980

約数の個数: 24

約数和(自身を含む): 408592440

約数和(自身を除く): 194908730

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 73939, 147878, 369695, 739390, 1256963, 2513926, 6284815, 12569630, 21368371, 42736742, 106841855, 213683710]

約数ペア:

[(1, 213683710), (2, 106841855), (5, 42736742), (10, 21368371), (17, 12569630), (34, 6284815), (85, 2513926), (170, 1256963), (289, 739390), (578, 369695), (1445, 147878), (2890, 73939)]