2131385

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:364

約数の個数: 16

約数和(自身を含む): 2700432

約数和(自身を除く): 569047

約数列:

[1, 5, 37, 41, 185, 205, 281, 1405, 1517, 7585, 10397, 11521, 51985, 57605, 426277, 2131385]

約数ペア:

[(1, 2131385), (5, 426277), (37, 57605), (41, 51985), (185, 11521), (205, 10397), (281, 7585), (1405, 1517)]