164486721

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{57173}}^1$

素因数の和:57320

約数の個数: 16

約数和(自身を含む): 252480384

約数和(自身を除く): 87993663

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 57173, 171519, 400211, 1200633, 7832701, 23498103, 54828907, 164486721]

約数ペア:

[(1, 164486721), (3, 54828907), (7, 23498103), (21, 7832701), (137, 1200633), (411, 400211), (959, 171519), (2877, 57173)]