26920929

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{619}}^1$

素因数の和:757

約数の個数: 32

約数和(自身を含む): 43648000

約数和(自身を除く): 16727071

約数列:

[1, 3, 7, 19, 21, 57, 109, 133, 327, 399, 619, 763, 1857, 2071, 2289, 4333, 6213, 11761, 12999, 14497, 35283, 43491, 67471, 82327, 202413, 246981, 472297, 1281949, 1416891, 3845847, 8973643, 26920929]

約数ペア:

[(1, 26920929), (3, 8973643), (7, 3845847), (19, 1416891), (21, 1281949), (57, 472297), (109, 246981), (133, 202413), (327, 82327), (399, 67471), (619, 43491), (763, 35283), (1857, 14497), (2071, 12999), (2289, 11761), (4333, 6213)]