27897891

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{10141}}^1$

素因数の和:10282

約数の個数: 16

約数和(自身を含む): 42839808

約数和(自身を除く): 14941917

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 10141, 30423, 70987, 212961, 1328471, 3985413, 9299297, 27897891]

約数ペア:

[(1, 27897891), (3, 9299297), (7, 3985413), (21, 1328471), (131, 212961), (393, 70987), (917, 30423), (2751, 10141)]