15691533641

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{601}}^1\times {\mathrm{683}}^1$

素因数の和:1461

約数の個数: 32

約数和(自身を含む): 18552619008

約数和(自身を除く): 2861085367

約数列:

[1, 7, 43, 127, 301, 601, 683, 889, 4207, 4781, 5461, 25843, 29369, 38227, 76327, 86741, 180901, 205583, 410483, 534289, 607187, 2873381, 3282061, 3729863, 17650769, 22974427, 26109041, 52131341, 123555383, 364919387, 2241647663, 15691533641]

約数ペア:

[(1, 15691533641), (7, 2241647663), (43, 364919387), (127, 123555383), (301, 52131341), (601, 26109041), (683, 22974427), (889, 17650769), (4207, 3729863), (4781, 3282061), (5461, 2873381), (25843, 607187), (29369, 534289), (38227, 410483), (76327, 205583), (86741, 180901)]