1231569261

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{727}}^1\times {\mathrm{14479}}^1$

素因数の和:15225

約数の個数: 24

約数和(自身を含む): 1918542080

約数和(自身を除く): 686972819

約数列:

[1, 3, 9, 13, 39, 117, 727, 2181, 6543, 9451, 14479, 28353, 43437, 85059, 130311, 188227, 564681, 1694043, 10526233, 31578699, 94736097, 136841029, 410523087, 1231569261]

約数ペア:

[(1, 1231569261), (3, 410523087), (9, 136841029), (13, 94736097), (39, 31578699), (117, 10526233), (727, 1694043), (2181, 564681), (6543, 188227), (9451, 130311), (14479, 85059), (28353, 43437)]