31129830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{345887}}^1$

素因数の和:345900

約数の個数: 24

約数和(自身を含む): 80937792

約数和(自身を除く): 49807962

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 345887, 691774, 1037661, 1729435, 2075322, 3112983, 3458870, 5188305, 6225966, 10376610, 15564915, 31129830]

約数ペア:

[(1, 31129830), (2, 15564915), (3, 10376610), (5, 6225966), (6, 5188305), (9, 3458870), (10, 3112983), (15, 2075322), (18, 1729435), (30, 1037661), (45, 691774), (90, 345887)]