55991727

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 99615360

約数和(自身を除く): 43623633

約数列:

[1, 3, 9, 11, 17, 19, 33, 51, 57, 99, 103, 153, 171, 187, 209, 289, 309, 323, 561, 627, 867, 927, 969, 1133, 1683, 1751, 1881, 1957, 2601, 2907, 3179, 3399, 3553, 5253, 5491, 5871, 9537, 10197, 10659, 15759, 16473, 17613, 19261, 21527, 28611, 29767, 31977, 33269, 49419, 57783, 60401, 64581, 89301, 99807, 173349, 181203, 193743, 267903, 299421, 327437, 365959, 543609, 565573, 982311, 1097877, 1696719, 2946933, 3293631, 5090157, 6221303, 18663909, 55991727]

約数ペア:

[(1, 55991727), (3, 18663909), (9, 6221303), (11, 5090157), (17, 3293631), (19, 2946933), (33, 1696719), (51, 1097877), (57, 982311), (99, 565573), (103, 543609), (153, 365959), (171, 327437), (187, 299421), (209, 267903), (289, 193743), (309, 181203), (323, 173349), (561, 99807), (627, 89301), (867, 64581), (927, 60401), (969, 57783), (1133, 49419), (1683, 33269), (1751, 31977), (1881, 29767), (1957, 28611), (2601, 21527), (2907, 19261), (3179, 17613), (3399, 16473), (3553, 15759), (5253, 10659), (5491, 10197), (5871, 9537)]