28005199947

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2552657}}^1$

素因数の和:2552739

約数の個数: 24

約数和(自身を含む): 43007181984

約数和(自身を除く): 15001982037

約数列:

[1, 3, 9, 23, 53, 69, 159, 207, 477, 1219, 3657, 10971, 2552657, 7657971, 22973913, 58711111, 135290821, 176133333, 405872463, 528399999, 1217617389, 3111688883, 9335066649, 28005199947]

約数ペア:

[(1, 28005199947), (3, 9335066649), (9, 3111688883), (23, 1217617389), (53, 528399999), (69, 405872463), (159, 176133333), (207, 135290821), (477, 58711111), (1219, 22973913), (3657, 7657971), (10971, 2552657)]