39985815

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{85991}}^1$

素因数の和:86030

約数の個数: 16

約数和(自身を含む): 66041856

約数和(自身を除く): 26056041

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 85991, 257973, 429955, 1289865, 2665721, 7997163, 13328605, 39985815]

約数ペア:

[(1, 39985815), (3, 13328605), (5, 7997163), (15, 2665721), (31, 1289865), (93, 429955), (155, 257973), (465, 85991)]