201771438

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{443}}^1$

素因数の和:629

約数の個数: 64

約数和(自身を含む): 452155392

約数和(自身を除く): 250383954

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 67, 103, 134, 201, 206, 309, 402, 443, 618, 737, 886, 1133, 1329, 1474, 2211, 2266, 2658, 3399, 4422, 4873, 6798, 6901, 9746, 13802, 14619, 20703, 29238, 29681, 41406, 45629, 59362, 75911, 89043, 91258, 136887, 151822, 178086, 227733, 273774, 326491, 455466, 501919, 652982, 979473, 1003838, 1505757, 1958946, 3011514, 3057143, 6114286, 9171429, 18342858, 33628573, 67257146, 100885719, 201771438]

約数ペア:

[(1, 201771438), (2, 100885719), (3, 67257146), (6, 33628573), (11, 18342858), (22, 9171429), (33, 6114286), (66, 3057143), (67, 3011514), (103, 1958946), (134, 1505757), (201, 1003838), (206, 979473), (309, 652982), (402, 501919), (443, 455466), (618, 326491), (737, 273774), (886, 227733), (1133, 178086), (1329, 151822), (1474, 136887), (2211, 91258), (2266, 89043), (2658, 75911), (3399, 59362), (4422, 45629), (4873, 41406), (6798, 29681), (6901, 29238), (9746, 20703), (13802, 14619)]