68668964

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9929}}^1$

素因数の和:9972

約数の個数: 48

約数和(自身を含む): 155702400

約数和(自身を除く): 87033436

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 9929, 19858, 39716, 69503, 129077, 139006, 188651, 258154, 278012, 377302, 516308, 754604, 903539, 1320557, 1807078, 2452463, 2641114, 3614156, 4904926, 5282228, 9809852, 17167241, 34334482, 68668964]

約数ペア:

[(1, 68668964), (2, 34334482), (4, 17167241), (7, 9809852), (13, 5282228), (14, 4904926), (19, 3614156), (26, 2641114), (28, 2452463), (38, 1807078), (52, 1320557), (76, 903539), (91, 754604), (133, 516308), (182, 377302), (247, 278012), (266, 258154), (364, 188651), (494, 139006), (532, 129077), (988, 69503), (1729, 39716), (3458, 19858), (6916, 9929)]