15693637687

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{18121}}^1$

素因数の和:18479

約数の個数: 32

約数和(自身を含む): 20004368384

約数和(自身を除く): 4310730697

約数列:

[1, 7, 13, 31, 91, 217, 307, 403, 2149, 2821, 3991, 9517, 18121, 27937, 66619, 123721, 126847, 235573, 561751, 866047, 1649011, 3932257, 5563147, 7302763, 38942029, 51119341, 72320911, 172457557, 506246377, 1207202899, 2241948241, 15693637687]

約数ペア:

[(1, 15693637687), (7, 2241948241), (13, 1207202899), (31, 506246377), (91, 172457557), (217, 72320911), (307, 51119341), (403, 38942029), (2149, 7302763), (2821, 5563147), (3991, 3932257), (9517, 1649011), (18121, 866047), (27937, 561751), (66619, 235573), (123721, 126847)]