218999528

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{16481}}^1$

素因数の和:16649

約数の個数: 32

約数和(自身を含む): 450947520

約数和(自身を除く): 231947992

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 151, 302, 604, 1208, 1661, 3322, 6644, 13288, 16481, 32962, 65924, 131848, 181291, 362582, 725164, 1450328, 2488631, 4977262, 9954524, 19909048, 27374941, 54749882, 109499764, 218999528]

約数ペア:

[(1, 218999528), (2, 109499764), (4, 54749882), (8, 27374941), (11, 19909048), (22, 9954524), (44, 4977262), (88, 2488631), (151, 1450328), (302, 725164), (604, 362582), (1208, 181291), (1661, 131848), (3322, 65924), (6644, 32962), (13288, 16481)]