87139535

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1069}}^1$

素因数の和:1235

約数の個数: 32

約数和(自身を含む): 127578240

約数和(自身を除く): 40438705

約数列:

[1, 5, 7, 17, 35, 85, 119, 137, 595, 685, 959, 1069, 2329, 4795, 5345, 7483, 11645, 16303, 18173, 37415, 81515, 90865, 127211, 146453, 636055, 732265, 1025171, 2489701, 5125855, 12448505, 17427907, 87139535]

約数ペア:

[(1, 87139535), (5, 17427907), (7, 12448505), (17, 5125855), (35, 2489701), (85, 1025171), (119, 732265), (137, 636055), (595, 146453), (685, 127211), (959, 90865), (1069, 81515), (2329, 37415), (4795, 18173), (5345, 16303), (7483, 11645)]