80821447317

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{18669773}}^1$

素因数の和:18669829

約数の個数: 24

約数和(自身を含む): 129120156984

約数和(自身を除く): 48298709667

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 18669773, 56009319, 168027957, 242707049, 690781601, 728121147, 2072344803, 2184363441, 6217034409, 8980160813, 26940482439, 80821447317]

約数ペア:

[(1, 80821447317), (3, 26940482439), (9, 8980160813), (13, 6217034409), (37, 2184363441), (39, 2072344803), (111, 728121147), (117, 690781601), (333, 242707049), (481, 168027957), (1443, 56009319), (4329, 18669773)]