1986785451

素因数分解:

$3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{137713}}^1$

素因数の和:137955

約数の個数: 24

約数和(自身を含む): 3294118880

約数和(自身を除く): 1307333429

約数列:

[1, 3, 7, 9, 21, 63, 229, 687, 1603, 2061, 4809, 14427, 137713, 413139, 963991, 1239417, 2891973, 8675919, 31536277, 94608831, 220753939, 283826493, 662261817, 1986785451]

約数ペア:

[(1, 1986785451), (3, 662261817), (7, 283826493), (9, 220753939), (21, 94608831), (63, 31536277), (229, 8675919), (687, 2891973), (1603, 1239417), (2061, 963991), (4809, 413139), (14427, 137713)]