1780496439

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{127}}^2\times {\mathrm{1187}}^1$

素因数の和:1475

約数の個数: 24

約数和(自身を含む): 2472104448

約数和(自身を除く): 691608009

約数列:

[1, 3, 31, 93, 127, 381, 1187, 3561, 3937, 11811, 16129, 36797, 48387, 110391, 150749, 452247, 499999, 1499997, 4673219, 14019657, 19145123, 57435369, 593498813, 1780496439]

約数ペア:

[(1, 1780496439), (3, 593498813), (31, 57435369), (93, 19145123), (127, 14019657), (381, 4673219), (1187, 1499997), (3561, 499999), (3937, 452247), (11811, 150749), (16129, 110391), (36797, 48387)]