128536713

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:523

約数の個数: 40

約数和(自身を含む): 198633600

約数和(自身を除く): 70096887

約数列:

[1, 3, 9, 27, 53, 79, 81, 159, 237, 379, 477, 711, 1137, 1431, 2133, 3411, 4187, 4293, 6399, 10233, 12561, 20087, 29941, 30699, 37683, 60261, 89823, 113049, 180783, 269469, 339147, 542349, 808407, 1586873, 1627047, 2425221, 4760619, 14281857, 42845571, 128536713]

約数ペア:

[(1, 128536713), (3, 42845571), (9, 14281857), (27, 4760619), (53, 2425221), (79, 1627047), (81, 1586873), (159, 808407), (237, 542349), (379, 339147), (477, 269469), (711, 180783), (1137, 113049), (1431, 89823), (2133, 60261), (3411, 37683), (4187, 30699), (4293, 29941), (6399, 20087), (10233, 12561)]