7643485497

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1\times {\mathrm{769}}^1$

素因数の和:1425

約数の個数: 32

約数和(自身を含む): 10511424000

約数和(自身を除く): 2867938503

約数列:

[1, 3, 47, 141, 157, 449, 471, 769, 1347, 2307, 7379, 21103, 22137, 36143, 63309, 70493, 108429, 120733, 211479, 345281, 362199, 1035843, 3313171, 5674451, 9939513, 16228207, 17023353, 48684621, 54209117, 162627351, 2547828499, 7643485497]

約数ペア:

[(1, 7643485497), (3, 2547828499), (47, 162627351), (141, 54209117), (157, 48684621), (449, 17023353), (471, 16228207), (769, 9939513), (1347, 5674451), (2307, 3313171), (7379, 1035843), (21103, 362199), (22137, 345281), (36143, 211479), (63309, 120733), (70493, 108429)]