665997695

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{11677}}^1$

素因数の和:11771

約数の個数: 32

約数和(自身を含む): 938350656

約数和(自身を除く): 272352961

約数列:

[1, 5, 11, 17, 55, 61, 85, 187, 305, 671, 935, 1037, 3355, 5185, 11407, 11677, 57035, 58385, 128447, 198509, 642235, 712297, 992545, 2183599, 3561485, 7835267, 10917995, 12109049, 39176335, 60545245, 133199539, 665997695]

約数ペア:

[(1, 665997695), (5, 133199539), (11, 60545245), (17, 39176335), (55, 12109049), (61, 10917995), (85, 7835267), (187, 3561485), (305, 2183599), (671, 992545), (935, 712297), (1037, 642235), (3355, 198509), (5185, 128447), (11407, 58385), (11677, 57035)]