1900892427

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{349493}}^1$

素因数の和:349547

約数の個数: 24

約数和(自身を含む): 3028016016

約数和(自身を除く): 1127123589

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 349493, 1048479, 2446451, 7339353, 12931241, 17125157, 38793723, 51375471, 90518687, 271556061, 633630809, 1900892427]

約数ペア:

[(1, 1900892427), (3, 633630809), (7, 271556061), (21, 90518687), (37, 51375471), (49, 38793723), (111, 17125157), (147, 12931241), (259, 7339353), (777, 2446451), (1813, 1048479), (5439, 349493)]