1213681385

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{845771}}^1$

素因数の和:845824

約数の個数: 16

約数和(自身を含む): 1705076352

約数和(自身を除く): 491394967

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 845771, 4228855, 5920397, 29601985, 34676611, 173383055, 242736277, 1213681385]

約数ペア:

[(1, 1213681385), (5, 242736277), (7, 173383055), (35, 34676611), (41, 29601985), (205, 5920397), (287, 4228855), (1435, 845771)]