1289766544

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{52721}}^1$

素因数の和:52879

約数の個数: 40

約数和(自身を含む): 2745761760

約数和(自身を除く): 1455995216

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 139, 176, 278, 556, 1112, 1529, 2224, 3058, 6116, 12232, 24464, 52721, 105442, 210884, 421768, 579931, 843536, 1159862, 2319724, 4639448, 7328219, 9278896, 14656438, 29312876, 58625752, 80610409, 117251504, 161220818, 322441636, 644883272, 1289766544]

約数ペア:

[(1, 1289766544), (2, 644883272), (4, 322441636), (8, 161220818), (11, 117251504), (16, 80610409), (22, 58625752), (44, 29312876), (88, 14656438), (139, 9278896), (176, 7328219), (278, 4639448), (556, 2319724), (1112, 1159862), (1529, 843536), (2224, 579931), (3058, 421768), (6116, 210884), (12232, 105442), (24464, 52721)]