2826369

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:79

約数の個数: 72

約数和(自身を含む): 5601960

約数和(自身を除く): 2775591

約数列:

[1, 3, 7, 9, 13, 17, 21, 29, 39, 49, 51, 63, 87, 91, 117, 119, 147, 153, 203, 221, 261, 273, 357, 377, 441, 493, 609, 637, 663, 819, 833, 1071, 1131, 1421, 1479, 1547, 1827, 1911, 1989, 2499, 2639, 3393, 3451, 4263, 4437, 4641, 5733, 6409, 7497, 7917, 10353, 10829, 12789, 13923, 18473, 19227, 23751, 24157, 31059, 32487, 44863, 55419, 57681, 72471, 97461, 134589, 166257, 217413, 314041, 403767, 942123, 2826369]

約数ペア:

[(1, 2826369), (3, 942123), (7, 403767), (9, 314041), (13, 217413), (17, 166257), (21, 134589), (29, 97461), (39, 72471), (49, 57681), (51, 55419), (63, 44863), (87, 32487), (91, 31059), (117, 24157), (119, 23751), (147, 19227), (153, 18473), (203, 13923), (221, 12789), (261, 10829), (273, 10353), (357, 7917), (377, 7497), (441, 6409), (493, 5733), (609, 4641), (637, 4437), (663, 4263), (819, 3451), (833, 3393), (1071, 2639), (1131, 2499), (1421, 1989), (1479, 1911), (1547, 1827)]