71880669

素因数分解:

$3^3\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1373}}^1$

素因数の和:1666

約数の個数: 32

約数和(自身を含む): 122231040

約数和(自身を除く): 50350371

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 277, 831, 1373, 1939, 2493, 4119, 5817, 7479, 9611, 12357, 17451, 28833, 37071, 52353, 86499, 259497, 380321, 1140963, 2662247, 3422889, 7986741, 10268667, 23960223, 71880669]

約数ペア:

[(1, 71880669), (3, 23960223), (7, 10268667), (9, 7986741), (21, 3422889), (27, 2662247), (63, 1140963), (189, 380321), (277, 259497), (831, 86499), (1373, 52353), (1939, 37071), (2493, 28833), (4119, 17451), (5817, 12357), (7479, 9611)]