161791490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{21601}}^1$

素因数の和:21722

約数の個数: 32

約数和(自身を含む): 335954304

約数和(自身を除く): 174162814

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 107, 214, 535, 749, 1070, 1498, 3745, 7490, 21601, 43202, 108005, 151207, 216010, 302414, 756035, 1512070, 2311307, 4622614, 11556535, 16179149, 23113070, 32358298, 80895745, 161791490]

約数ペア:

[(1, 161791490), (2, 80895745), (5, 32358298), (7, 23113070), (10, 16179149), (14, 11556535), (35, 4622614), (70, 2311307), (107, 1512070), (214, 756035), (535, 302414), (749, 216010), (1070, 151207), (1498, 108005), (3745, 43202), (7490, 21601)]