87299317

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 107864064

約数和(自身を除く): 20564747

約数列:

[1, 7, 31, 37, 83, 131, 217, 259, 581, 917, 1147, 2573, 3071, 4061, 4847, 8029, 10873, 18011, 21497, 28427, 33929, 76111, 95201, 150257, 337063, 402301, 666407, 1051799, 2359441, 2816107, 12471331, 87299317]

約数ペア:

[(1, 87299317), (7, 12471331), (31, 2816107), (37, 2359441), (83, 1051799), (131, 666407), (217, 402301), (259, 337063), (581, 150257), (917, 95201), (1147, 76111), (2573, 33929), (3071, 28427), (4061, 21497), (4847, 18011), (8029, 10873)]