31378842

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{439}}^1$

素因数の和:496

約数の個数: 72

約数和(自身を含む): 78455520

約数和(自身を除く): 47076678

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 99, 114, 171, 198, 209, 342, 361, 418, 439, 627, 722, 878, 1083, 1254, 1317, 1881, 2166, 2634, 3249, 3762, 3951, 3971, 4829, 6498, 7902, 7942, 8341, 9658, 11913, 14487, 16682, 23826, 25023, 28974, 35739, 43461, 50046, 71478, 75069, 86922, 91751, 150138, 158479, 183502, 275253, 316958, 475437, 550506, 825759, 950874, 1426311, 1651518, 1743269, 2852622, 3486538, 5229807, 10459614, 15689421, 31378842]

約数ペア:

[(1, 31378842), (2, 15689421), (3, 10459614), (6, 5229807), (9, 3486538), (11, 2852622), (18, 1743269), (19, 1651518), (22, 1426311), (33, 950874), (38, 825759), (57, 550506), (66, 475437), (99, 316958), (114, 275253), (171, 183502), (198, 158479), (209, 150138), (342, 91751), (361, 86922), (418, 75069), (439, 71478), (627, 50046), (722, 43461), (878, 35739), (1083, 28974), (1254, 25023), (1317, 23826), (1881, 16682), (2166, 14487), (2634, 11913), (3249, 9658), (3762, 8341), (3951, 7942), (3971, 7902), (4829, 6498)]