12905013

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:585

約数の個数: 24

約数和(自身を含む): 19211584

約数和(自身を除く): 6306571

約数列:

[1, 3, 11, 33, 73, 121, 219, 363, 487, 803, 1461, 2409, 5357, 8833, 16071, 26499, 35551, 58927, 106653, 176781, 391061, 1173183, 4301671, 12905013]

約数ペア:

[(1, 12905013), (3, 4301671), (11, 1173183), (33, 391061), (73, 176781), (121, 106653), (219, 58927), (363, 35551), (487, 26499), (803, 16071), (1461, 8833), (2409, 5357)]