217499217

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{192307}}^1$

素因数の和:192352

約数の個数: 16

約数和(自身を含む): 323077440

約数和(自身を除く): 105578223

約数列:

[1, 3, 13, 29, 39, 87, 377, 1131, 192307, 576921, 2499991, 5576903, 7499973, 16730709, 72499739, 217499217]

約数ペア:

[(1, 217499217), (3, 72499739), (13, 16730709), (29, 7499973), (39, 5576903), (87, 2499991), (377, 576921), (1131, 192307)]