31219030

素因数分解:

$2^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{4723}}^1$

素因数の和:5391

約数の個数: 16

約数和(自身を含む): 56291184

約数和(自身を除く): 25072154

約数列:

[1, 2, 5, 10, 661, 1322, 3305, 4723, 6610, 9446, 23615, 47230, 3121903, 6243806, 15609515, 31219030]

約数ペア:

[(1, 31219030), (2, 15609515), (5, 6243806), (10, 3121903), (661, 47230), (1322, 23615), (3305, 9446), (4723, 6610)]