39457221

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{853}}^1\times {\mathrm{907}}^1$

素因数の和:1780

約数の個数: 16

約数和(自身を含む): 55831104

約数和(自身を除く): 16373883

約数列:

[1, 3, 17, 51, 853, 907, 2559, 2721, 14501, 15419, 43503, 46257, 773671, 2321013, 13152407, 39457221]

約数ペア:

[(1, 39457221), (3, 13152407), (17, 2321013), (51, 773671), (853, 46257), (907, 43503), (2559, 15419), (2721, 14501)]