172313890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{351661}}^1$

素因数の和:351682

約数の個数: 24

約数和(自身を含む): 360805212

約数和(自身を除く): 188491322

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 351661, 703322, 1758305, 2461627, 3516610, 4923254, 12308135, 17231389, 24616270, 34462778, 86156945, 172313890]

約数ペア:

[(1, 172313890), (2, 86156945), (5, 34462778), (7, 24616270), (10, 17231389), (14, 12308135), (35, 4923254), (49, 3516610), (70, 2461627), (98, 1758305), (245, 703322), (490, 351661)]