9900919

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:223

約数の個数: 32

約数和(自身を含む): 13132800

約数和(自身を除く): 3231881

約数列:

[1, 7, 17, 19, 29, 119, 133, 151, 203, 323, 493, 551, 1057, 2261, 2567, 2869, 3451, 3857, 4379, 9367, 17969, 20083, 30653, 48773, 65569, 74443, 83201, 341411, 521101, 582407, 1414417, 9900919]

約数ペア:

[(1, 9900919), (7, 1414417), (17, 582407), (19, 521101), (29, 341411), (119, 83201), (133, 74443), (151, 65569), (203, 48773), (323, 30653), (493, 20083), (551, 17969), (1057, 9367), (2261, 4379), (2567, 3857), (2869, 3451)]