31570071

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2801}}^1$

素因数の和:2851

約数の個数: 24

約数和(自身を含む): 48171984

約数和(自身を除く): 16601913

約数列:

[1, 3, 13, 17, 39, 51, 221, 289, 663, 867, 2801, 3757, 8403, 11271, 36413, 47617, 109239, 142851, 619021, 809489, 1857063, 2428467, 10523357, 31570071]

約数ペア:

[(1, 31570071), (3, 10523357), (13, 2428467), (17, 1857063), (39, 809489), (51, 619021), (221, 142851), (289, 109239), (663, 47617), (867, 36413), (2801, 11271), (3757, 8403)]