133727321

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 181503504

約数和(自身を除く): 47776183

約数列:

[1, 7, 13, 17, 49, 53, 91, 119, 221, 233, 371, 637, 689, 833, 901, 1547, 1631, 2597, 3029, 3961, 4823, 6307, 10829, 11417, 11713, 12349, 21203, 27727, 33761, 44149, 51493, 81991, 86443, 148421, 160537, 194089, 209933, 360451, 573937, 605101, 1123759, 1469531, 2523157, 2729129, 7866313, 10286717, 19103903, 133727321]

約数ペア:

[(1, 133727321), (7, 19103903), (13, 10286717), (17, 7866313), (49, 2729129), (53, 2523157), (91, 1469531), (119, 1123759), (221, 605101), (233, 573937), (371, 360451), (637, 209933), (689, 194089), (833, 160537), (901, 148421), (1547, 86443), (1631, 81991), (2597, 51493), (3029, 44149), (3961, 33761), (4823, 27727), (6307, 21203), (10829, 12349), (11417, 11713)]