71215431

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199483}}^1$

素因数の和:199510

約数の個数: 16

約数和(自身を含む): 114902784

約数和(自身を除く): 43687353

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 199483, 598449, 1396381, 3391211, 4189143, 10173633, 23738477, 71215431]

約数ペア:

[(1, 71215431), (3, 23738477), (7, 10173633), (17, 4189143), (21, 3391211), (51, 1396381), (119, 598449), (357, 199483)]