261841531

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{70979}}^1$

素因数の和:71034

約数の個数: 16

約数和(自身を含む): 327075840

約数和(自身を除く): 65234309

約数列:

[1, 7, 17, 31, 119, 217, 527, 3689, 70979, 496853, 1206643, 2200349, 8446501, 15402443, 37405933, 261841531]

約数ペア:

[(1, 261841531), (7, 37405933), (17, 15402443), (31, 8446501), (119, 2200349), (217, 1206643), (527, 496853), (3689, 70979)]