20151715

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{3001}}^1$

素因数の和:3102

約数の個数: 16

約数和(自身を含む): 25937280

約数和(自身を除く): 5785565

約数列:

[1, 5, 17, 79, 85, 395, 1343, 3001, 6715, 15005, 51017, 237079, 255085, 1185395, 4030343, 20151715]

約数ペア:

[(1, 20151715), (5, 4030343), (17, 1185395), (79, 255085), (85, 237079), (395, 51017), (1343, 15005), (3001, 6715)]