31507930

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{136991}}^1$

素因数の和:137021

約数の個数: 16

約数和(自身を含む): 59180544

約数和(自身を除く): 27672614

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 136991, 273982, 684955, 1369910, 3150793, 6301586, 15753965, 31507930]

約数ペア:

[(1, 31507930), (2, 15753965), (5, 6301586), (10, 3150793), (23, 1369910), (46, 684955), (115, 273982), (230, 136991)]