217620111

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{1009}}^1\times {\mathrm{4229}}^1$

素因数の和:5258

約数の個数: 16

約数和(自身を含む): 307605600

約数和(自身を除く): 89985489

約数列:

[1, 3, 17, 51, 1009, 3027, 4229, 12687, 17153, 51459, 71893, 215679, 4267061, 12801183, 72540037, 217620111]

約数ペア:

[(1, 217620111), (3, 72540037), (17, 12801183), (51, 4267061), (1009, 215679), (3027, 71893), (4229, 51459), (12687, 17153)]