156797181

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{311}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 237219840

約数和(自身を除く): 80422659

約数列:

[1, 3, 9, 27, 71, 213, 263, 311, 639, 789, 933, 1917, 2367, 2799, 7101, 8397, 18673, 22081, 56019, 66243, 81793, 168057, 198729, 245379, 504171, 596187, 736137, 2208411, 5807303, 17421909, 52265727, 156797181]

約数ペア:

[(1, 156797181), (3, 52265727), (9, 17421909), (27, 5807303), (71, 2208411), (213, 736137), (263, 596187), (311, 504171), (639, 245379), (789, 198729), (933, 168057), (1917, 81793), (2367, 66243), (2799, 56019), (7101, 22081), (8397, 18673)]