2154388223

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{123397}}^1$

素因数の和:123506

約数の個数: 16

約数和(自身を含む): 2487703680

約数和(自身を除く): 333315457

約数列:

[1, 13, 17, 79, 221, 1027, 1343, 17459, 123397, 1604161, 2097749, 9748363, 27270737, 126728719, 165722171, 2154388223]

約数ペア:

[(1, 2154388223), (13, 165722171), (17, 126728719), (79, 27270737), (221, 9748363), (1027, 2097749), (1343, 1604161), (17459, 123397)]