71655444

素因数分解:

$2^2\times 3^2\times 7^4\times {\mathrm{829}}^1$

素因数の和:867

約数の個数: 90

約数和(自身を含む): 211559530

約数和(自身を除く): 139904086

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 829, 882, 1029, 1372, 1658, 1764, 2058, 2401, 2487, 3087, 3316, 4116, 4802, 4974, 5803, 6174, 7203, 7461, 9604, 9948, 11606, 12348, 14406, 14922, 17409, 21609, 23212, 28812, 29844, 34818, 40621, 43218, 52227, 69636, 81242, 86436, 104454, 121863, 162484, 208908, 243726, 284347, 365589, 487452, 568694, 731178, 853041, 1137388, 1462356, 1706082, 1990429, 2559123, 3412164, 3980858, 5118246, 5971287, 7961716, 10236492, 11942574, 17913861, 23885148, 35827722, 71655444]

約数ペア:

[(1, 71655444), (2, 35827722), (3, 23885148), (4, 17913861), (6, 11942574), (7, 10236492), (9, 7961716), (12, 5971287), (14, 5118246), (18, 3980858), (21, 3412164), (28, 2559123), (36, 1990429), (42, 1706082), (49, 1462356), (63, 1137388), (84, 853041), (98, 731178), (126, 568694), (147, 487452), (196, 365589), (252, 284347), (294, 243726), (343, 208908), (441, 162484), (588, 121863), (686, 104454), (829, 86436), (882, 81242), (1029, 69636), (1372, 52227), (1658, 43218), (1764, 40621), (2058, 34818), (2401, 29844), (2487, 28812), (3087, 23212), (3316, 21609), (4116, 17409), (4802, 14922), (4974, 14406), (5803, 12348), (6174, 11606), (7203, 9948), (7461, 9604)]