40234509

素因数分解:

$3^3\times 7^1\times {\mathrm{212881}}^1$

素因数の和:212897

約数の個数: 16

約数和(自身を含む): 68122240

約数和(自身を除く): 27887731

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 212881, 638643, 1490167, 1915929, 4470501, 5747787, 13411503, 40234509]

約数ペア:

[(1, 40234509), (3, 13411503), (7, 5747787), (9, 4470501), (21, 1915929), (27, 1490167), (63, 638643), (189, 212881)]