155510847

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{277}}^1$

素因数の和:557

約数の個数: 40

約数和(自身を含む): 242193600

約数和(自身を除く): 86682753

約数列:

[1, 3, 9, 27, 29, 81, 87, 239, 261, 277, 717, 783, 831, 2151, 2349, 2493, 6453, 6931, 7479, 8033, 19359, 20793, 22437, 24099, 62379, 66203, 72297, 187137, 198609, 216891, 561411, 595827, 650673, 1787481, 1919887, 5362443, 5759661, 17278983, 51836949, 155510847]

約数ペア:

[(1, 155510847), (3, 51836949), (9, 17278983), (27, 5759661), (29, 5362443), (81, 1919887), (87, 1787481), (239, 650673), (261, 595827), (277, 561411), (717, 216891), (783, 198609), (831, 187137), (2151, 72297), (2349, 66203), (2493, 62379), (6453, 24099), (6931, 22437), (7479, 20793), (8033, 19359)]