216978777

素因数分解:

$3^3\times {\mathrm{223}}^1\times {\mathrm{36037}}^1$

素因数の和:36269

約数の個数: 16

約数和(自身を含む): 322900480

約数和(自身を除く): 105921703

約数列:

[1, 3, 9, 27, 223, 669, 2007, 6021, 36037, 108111, 324333, 972999, 8036251, 24108753, 72326259, 216978777]

約数ペア:

[(1, 216978777), (3, 72326259), (9, 24108753), (27, 8036251), (223, 972999), (669, 324333), (2007, 108111), (6021, 36037)]