397247907

素因数分解:

$3^1\times 7^1\times {\mathrm{613}}^1\times {\mathrm{30859}}^1$

素因数の和:31482

約数の個数: 16

約数和(自身を含む): 606337280

約数和(自身を除く): 209089373

約数列:

[1, 3, 7, 21, 613, 1839, 4291, 12873, 30859, 92577, 216013, 648039, 18916567, 56749701, 132415969, 397247907]

約数ペア:

[(1, 397247907), (3, 132415969), (7, 56749701), (21, 18916567), (613, 648039), (1839, 216013), (4291, 92577), (12873, 30859)]