71937831

素因数分解:

$3^1\times 7^2\times {\mathrm{229}}^1\times {\mathrm{2137}}^1$

素因数の和:2383

約数の個数: 24

約数和(自身を含む): 112116720

約数和(自身を除く): 40178889

約数列:

[1, 3, 7, 21, 49, 147, 229, 687, 1603, 2137, 4809, 6411, 11221, 14959, 33663, 44877, 104713, 314139, 489373, 1468119, 3425611, 10276833, 23979277, 71937831]

約数ペア:

[(1, 71937831), (3, 23979277), (7, 10276833), (21, 3425611), (49, 1468119), (147, 489373), (229, 314139), (687, 104713), (1603, 44877), (2137, 33663), (4809, 14959), (6411, 11221)]