201772788

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{409}}^1\times {\mathrm{839}}^1$

素因数の和:1269

約数の個数: 72

約数和(自身を含む): 549662400

約数和(自身を除く): 347889612

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 409, 588, 818, 839, 1227, 1636, 1678, 2454, 2517, 2863, 3356, 4908, 5034, 5726, 5873, 8589, 10068, 11452, 11746, 17178, 17619, 20041, 23492, 34356, 35238, 40082, 41111, 60123, 70476, 80164, 82222, 120246, 123333, 164444, 240492, 246666, 343151, 493332, 686302, 1029453, 1372604, 2058906, 2402057, 4117812, 4804114, 7206171, 9608228, 14412342, 16814399, 28824684, 33628798, 50443197, 67257596, 100886394, 201772788]

約数ペア:

[(1, 201772788), (2, 100886394), (3, 67257596), (4, 50443197), (6, 33628798), (7, 28824684), (12, 16814399), (14, 14412342), (21, 9608228), (28, 7206171), (42, 4804114), (49, 4117812), (84, 2402057), (98, 2058906), (147, 1372604), (196, 1029453), (294, 686302), (409, 493332), (588, 343151), (818, 246666), (839, 240492), (1227, 164444), (1636, 123333), (1678, 120246), (2454, 82222), (2517, 80164), (2863, 70476), (3356, 60123), (4908, 41111), (5034, 40082), (5726, 35238), (5873, 34356), (8589, 23492), (10068, 20041), (11452, 17619), (11746, 17178)]