25681617

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^3$

素因数の和:112

約数の個数: 40

約数和(自身を含む): 42790440

約数和(自身を除く): 17108823

約数列:

[1, 3, 9, 13, 27, 29, 39, 81, 87, 117, 261, 351, 377, 783, 841, 1053, 1131, 2349, 2523, 3393, 7569, 10179, 10933, 22707, 24389, 30537, 32799, 68121, 73167, 98397, 219501, 295191, 317057, 658503, 885573, 951171, 1975509, 2853513, 8560539, 25681617]

約数ペア:

[(1, 25681617), (3, 8560539), (9, 2853513), (13, 1975509), (27, 951171), (29, 885573), (39, 658503), (81, 317057), (87, 295191), (117, 219501), (261, 98397), (351, 73167), (377, 68121), (783, 32799), (841, 30537), (1053, 24389), (1131, 22707), (2349, 10933), (2523, 10179), (3393, 7569)]