40626981

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{21193}}^1$

素因数の和:21273

約数の個数: 16

約数和(自身を含む): 61038720

約数和(自身を除く): 20411739

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 21193, 63579, 190737, 572211, 1504703, 4514109, 13542327, 40626981]

約数ペア:

[(1, 40626981), (3, 13542327), (9, 4514109), (27, 1504703), (71, 572211), (213, 190737), (639, 63579), (1917, 21193)]