27820806

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20981}}^1$

素因数の和:21016

約数の個数: 32

約数和(自身を含む): 63449568

約数和(自身を除く): 35628762

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 20981, 41962, 62943, 125886, 272753, 356677, 545506, 713354, 818259, 1070031, 1636518, 2140062, 4636801, 9273602, 13910403, 27820806]

約数ペア:

[(1, 27820806), (2, 13910403), (3, 9273602), (6, 4636801), (13, 2140062), (17, 1636518), (26, 1070031), (34, 818259), (39, 713354), (51, 545506), (78, 356677), (102, 272753), (221, 125886), (442, 62943), (663, 41962), (1326, 20981)]