38712891

素因数分解:

$3^1\times 7^2\times {\mathrm{389}}^1\times {\mathrm{677}}^1$

素因数の和:1083

約数の個数: 24

約数和(自身を含む): 60287760

約数和(自身を除く): 21574869

約数列:

[1, 3, 7, 21, 49, 147, 389, 677, 1167, 2031, 2723, 4739, 8169, 14217, 19061, 33173, 57183, 99519, 263353, 790059, 1843471, 5530413, 12904297, 38712891]

約数ペア:

[(1, 38712891), (3, 12904297), (7, 5530413), (21, 1843471), (49, 790059), (147, 263353), (389, 99519), (677, 57183), (1167, 33173), (2031, 19061), (2723, 14217), (4739, 8169)]