290223985

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{4397}}^1$

素因数の和:4752

約数の個数: 16

約数和(自身を含む): 357610176

約数和(自身を除く): 67386191

約数列:

[1, 5, 43, 215, 307, 1535, 4397, 13201, 21985, 66005, 189071, 945355, 1349879, 6749395, 58044797, 290223985]

約数ペア:

[(1, 290223985), (5, 58044797), (43, 6749395), (215, 1349879), (307, 945355), (1535, 189071), (4397, 66005), (13201, 21985)]