340069197

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{643}}^1$

素因数の和:921

約数の個数: 32

約数和(自身を含む): 498548736

約数和(自身を除く): 158479539

約数列:

[1, 3, 13, 39, 71, 191, 213, 573, 643, 923, 1929, 2483, 2769, 7449, 8359, 13561, 25077, 40683, 45653, 122813, 136959, 176293, 368439, 528879, 593489, 1596569, 1780467, 4789707, 8719723, 26159169, 113356399, 340069197]

約数ペア:

[(1, 340069197), (3, 113356399), (13, 26159169), (39, 8719723), (71, 4789707), (191, 1780467), (213, 1596569), (573, 593489), (643, 528879), (923, 368439), (1929, 176293), (2483, 136959), (2769, 122813), (7449, 45653), (8359, 40683), (13561, 25077)]