6438941905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{10847}}^1$

素因数の和:11157

約数の個数: 32

約数和(自身を含む): 8660348928

約数和(自身を除く): 2221407023

約数列:

[1, 5, 11, 43, 55, 215, 251, 473, 1255, 2365, 2761, 10793, 10847, 13805, 53965, 54235, 118723, 119317, 466421, 593615, 596585, 2332105, 2722597, 5130631, 13612985, 25653155, 29948567, 117071671, 149742835, 585358355, 1287788381, 6438941905]

約数ペア:

[(1, 6438941905), (5, 1287788381), (11, 585358355), (43, 149742835), (55, 117071671), (215, 29948567), (251, 25653155), (473, 13612985), (1255, 5130631), (2365, 2722597), (2761, 2332105), (10793, 596585), (10847, 593615), (13805, 466421), (53965, 119317), (54235, 118723)]