78031908

素因数分解:

$2^2\times 3^2\times {\mathrm{643}}^1\times {\mathrm{3371}}^1$

素因数の和:4024

約数の個数: 36

約数和(自身を含む): 197612688

約数和(自身を除く): 119580780

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 643, 1286, 1929, 2572, 3371, 3858, 5787, 6742, 7716, 10113, 11574, 13484, 20226, 23148, 30339, 40452, 60678, 121356, 2167553, 4335106, 6502659, 8670212, 13005318, 19507977, 26010636, 39015954, 78031908]

約数ペア:

[(1, 78031908), (2, 39015954), (3, 26010636), (4, 19507977), (6, 13005318), (9, 8670212), (12, 6502659), (18, 4335106), (36, 2167553), (643, 121356), (1286, 60678), (1929, 40452), (2572, 30339), (3371, 23148), (3858, 20226), (5787, 13484), (6742, 11574), (7716, 10113)]