2220730078

素因数分解:

$2^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{172981}}^1$

素因数の和:173128

約数の個数: 24

約数和(自身を含む): 3904549704

約数和(自身を除く): 1683819626

約数列:

[1, 2, 7, 14, 49, 98, 131, 262, 917, 1834, 6419, 12838, 172981, 345962, 1210867, 2421734, 8476069, 16952138, 22660511, 45321022, 158623577, 317247154, 1110365039, 2220730078]

約数ペア:

[(1, 2220730078), (2, 1110365039), (7, 317247154), (14, 158623577), (49, 45321022), (98, 22660511), (131, 16952138), (262, 8476069), (917, 2421734), (1834, 1210867), (6419, 345962), (12838, 172981)]