17268209

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{151}}^1$

素因数の和:237

約数の個数: 24

約数和(自身を含む): 21734784

約数和(自身を除く): 4466575

約数列:

[1, 7, 17, 31, 119, 151, 217, 527, 961, 1057, 2567, 3689, 4681, 6727, 16337, 17969, 32767, 79577, 114359, 145111, 557039, 1015777, 2466887, 17268209]

約数ペア:

[(1, 17268209), (7, 2466887), (17, 1015777), (31, 557039), (119, 145111), (151, 114359), (217, 79577), (527, 32767), (961, 17969), (1057, 16337), (2567, 6727), (3689, 4681)]