65373889

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 86676480

約数和(自身を除く): 21302591

約数列:

[1, 7, 19, 23, 43, 49, 71, 133, 161, 301, 437, 497, 817, 931, 989, 1127, 1349, 1633, 2107, 3053, 3059, 3479, 5719, 6923, 9443, 11431, 18791, 21371, 21413, 31027, 40033, 48461, 58007, 66101, 70219, 80017, 131537, 149597, 217189, 406049, 491533, 920759, 1334161, 1520323, 2842343, 3440731, 9339127, 65373889]

約数ペア:

[(1, 65373889), (7, 9339127), (19, 3440731), (23, 2842343), (43, 1520323), (49, 1334161), (71, 920759), (133, 491533), (161, 406049), (301, 217189), (437, 149597), (497, 131537), (817, 80017), (931, 70219), (989, 66101), (1127, 58007), (1349, 48461), (1633, 40033), (2107, 31027), (3053, 21413), (3059, 21371), (3479, 18791), (5719, 11431), (6923, 9443)]