388619397

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{103549}}^1$

素因数の和:103697

約数の個数: 16

約数和(自身を含む): 579880000

約数和(自身を除く): 191260603

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 103549, 310647, 931941, 2795823, 14393311, 43179933, 129539799, 388619397]

約数ペア:

[(1, 388619397), (3, 129539799), (9, 43179933), (27, 14393311), (139, 2795823), (417, 931941), (1251, 310647), (3753, 103549)]