13778118

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{10781}}^1$

素因数の和:10860

約数の個数: 24

約数和(自身を含む): 30275856

約数和(自身を除く): 16497738

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 10781, 21562, 32343, 64686, 97029, 194058, 765451, 1530902, 2296353, 4592706, 6889059, 13778118]

約数ペア:

[(1, 13778118), (2, 6889059), (3, 4592706), (6, 2296353), (9, 1530902), (18, 765451), (71, 194058), (142, 97029), (213, 64686), (426, 32343), (639, 21562), (1278, 10781)]