66920077

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1\times {\mathrm{541}}^1$

素因数の和:1020

約数の個数: 16

約数和(自身を含む): 78672384

約数和(自身を除く): 11752307

約数列:

[1, 7, 41, 287, 431, 541, 3017, 3787, 17671, 22181, 123697, 155267, 233171, 1632197, 9560011, 66920077]

約数ペア:

[(1, 66920077), (7, 9560011), (41, 1632197), (287, 233171), (431, 155267), (541, 123697), (3017, 22181), (3787, 17671)]