40864509

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{22367}}^1$

素因数の和:22409

約数の個数: 24

約数和(自身を含む): 69788160

約数和(自身を除く): 28923651

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 22367, 67101, 156569, 201303, 469707, 648643, 1409121, 1945929, 4540501, 5837787, 13621503, 40864509]

約数ペア:

[(1, 40864509), (3, 13621503), (7, 5837787), (9, 4540501), (21, 1945929), (29, 1409121), (63, 648643), (87, 469707), (203, 201303), (261, 156569), (609, 67101), (1827, 22367)]