212903171045

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{5623}}^1\times {\mathrm{398557}}^1$

素因数の和:404204

約数の個数: 16

約数和(自身を含む): 268978823040

約数和(自身を除く): 56075651995

約数列:

[1, 5, 19, 95, 5623, 28115, 106837, 398557, 534185, 1992785, 7572583, 37862915, 2241086011, 11205430055, 42580634209, 212903171045]

約数ペア:

[(1, 212903171045), (5, 42580634209), (19, 11205430055), (95, 2241086011), (5623, 37862915), (28115, 7572583), (106837, 1992785), (398557, 534185)]