1428305249287

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1\times {\mathrm{2293}}^1\times {\mathrm{3217}}^1$

素因数の和:5855

約数の個数: 32

約数和(自身を含む): 1653588608000

約数和(自身を除く): 225283358713

約数列:

[1, 7, 139, 199, 973, 1393, 2293, 3217, 16051, 22519, 27661, 193627, 318727, 447163, 456307, 640183, 2231089, 3130141, 3194149, 4481281, 7376581, 51636067, 63426673, 88985437, 443986711, 622898059, 1025344759, 1467939619, 7177413313, 10275577333, 204043607041, 1428305249287]

約数ペア:

[(1, 1428305249287), (7, 204043607041), (139, 10275577333), (199, 7177413313), (973, 1467939619), (1393, 1025344759), (2293, 622898059), (3217, 443986711), (16051, 88985437), (22519, 63426673), (27661, 51636067), (193627, 7376581), (318727, 4481281), (447163, 3194149), (456307, 3130141), (640183, 2231089)]