1297942730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{18542039}}^1$

素因数の和:18542053

約数の個数: 16

約数和(自身を含む): 2670053760

約数和(自身を除く): 1372111030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 18542039, 37084078, 92710195, 129794273, 185420390, 259588546, 648971365, 1297942730]

約数ペア:

[(1, 1297942730), (2, 648971365), (5, 259588546), (7, 185420390), (10, 129794273), (14, 92710195), (35, 37084078), (70, 18542039)]