420459946

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{202729}}^1$

素因数の和:202809

約数の個数: 16

約数和(自身を含む): 678740040

約数和(自身を除く): 258280094

約数列:

[1, 2, 17, 34, 61, 122, 1037, 2074, 202729, 405458, 3446393, 6892786, 12366469, 24732938, 210229973, 420459946]

約数ペア:

[(1, 420459946), (2, 210229973), (17, 24732938), (34, 12366469), (61, 6892786), (122, 3446393), (1037, 405458), (2074, 202729)]