328142015

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1\times {\mathrm{4001}}^1$

素因数の和:4402

約数の個数: 16

約数和(自身を含む): 403401600

約数和(自身を除く): 75259585

約数列:

[1, 5, 47, 235, 349, 1745, 4001, 16403, 20005, 82015, 188047, 940235, 1396349, 6981745, 65628403, 328142015]

約数ペア:

[(1, 328142015), (5, 65628403), (47, 6981745), (235, 1396349), (349, 940235), (1745, 188047), (4001, 82015), (16403, 20005)]