389236318

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 684288000

約数和(自身を除く): 295051682

約数列:

[1, 2, 17, 19, 29, 34, 38, 58, 79, 158, 263, 323, 493, 526, 551, 646, 986, 1102, 1343, 1501, 2291, 2686, 3002, 4471, 4582, 4997, 7627, 8942, 9367, 9994, 15254, 18734, 20777, 25517, 38947, 41554, 43529, 51034, 77894, 84949, 87058, 129659, 144913, 169898, 259318, 289826, 353209, 394763, 602533, 706418, 739993, 789526, 1205066, 1479986, 2463521, 4927042, 6710971, 10243061, 11448127, 13421942, 20486122, 22896254, 194618159, 389236318]

約数ペア:

[(1, 389236318), (2, 194618159), (17, 22896254), (19, 20486122), (29, 13421942), (34, 11448127), (38, 10243061), (58, 6710971), (79, 4927042), (158, 2463521), (263, 1479986), (323, 1205066), (493, 789526), (526, 739993), (551, 706418), (646, 602533), (986, 394763), (1102, 353209), (1343, 289826), (1501, 259318), (2291, 169898), (2686, 144913), (3002, 129659), (4471, 87058), (4582, 84949), (4997, 77894), (7627, 51034), (8942, 43529), (9367, 41554), (9994, 38947), (15254, 25517), (18734, 20777)]