3172915

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:270

約数の個数: 16

約数和(自身を含む): 3946176

約数和(自身を除く): 773261

約数列:

[1, 5, 61, 101, 103, 305, 505, 515, 6161, 6283, 10403, 30805, 31415, 52015, 634583, 3172915]

約数ペア:

[(1, 3172915), (5, 634583), (61, 52015), (101, 31415), (103, 30805), (305, 10403), (505, 6283), (515, 6161)]