1278932885

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{631}}^1\times {\mathrm{9887}}^1$

素因数の和:10564

約数の個数: 16

約数和(自身を含む): 1574802432

約数和(自身を除く): 295869547

約数列:

[1, 5, 41, 205, 631, 3155, 9887, 25871, 49435, 129355, 405367, 2026835, 6238697, 31193485, 255786577, 1278932885]

約数ペア:

[(1, 1278932885), (5, 255786577), (41, 31193485), (205, 6238697), (631, 2026835), (3155, 405367), (9887, 129355), (25871, 49435)]