49987905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 94058496

約数和(自身を除く): 44070591

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 71, 85, 165, 187, 213, 251, 255, 355, 561, 753, 781, 935, 1065, 1207, 1255, 2343, 2761, 2805, 3621, 3765, 3905, 4267, 6035, 8283, 11715, 12801, 13277, 13805, 17821, 18105, 21335, 39831, 41415, 46937, 53463, 64005, 66385, 89105, 140811, 196031, 199155, 234685, 267315, 302957, 588093, 704055, 908871, 980155, 1514785, 2940465, 3332527, 4544355, 9997581, 16662635, 49987905]

約数ペア:

[(1, 49987905), (3, 16662635), (5, 9997581), (11, 4544355), (15, 3332527), (17, 2940465), (33, 1514785), (51, 980155), (55, 908871), (71, 704055), (85, 588093), (165, 302957), (187, 267315), (213, 234685), (251, 199155), (255, 196031), (355, 140811), (561, 89105), (753, 66385), (781, 64005), (935, 53463), (1065, 46937), (1207, 41415), (1255, 39831), (2343, 21335), (2761, 18105), (2805, 17821), (3621, 13805), (3765, 13277), (3905, 12801), (4267, 11715), (6035, 8283)]