138385856

素因数分解:

$2^6\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2999}}^1$

素因数の和:3121

約数の個数: 56

約数和(自身を含む): 316992000

約数和(自身を除く): 178606144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 103, 112, 206, 224, 412, 448, 721, 824, 1442, 1648, 2884, 2999, 3296, 5768, 5998, 6592, 11536, 11996, 20993, 23072, 23992, 41986, 46144, 47984, 83972, 95968, 167944, 191936, 308897, 335888, 617794, 671776, 1235588, 1343552, 2162279, 2471176, 4324558, 4942352, 8649116, 9884704, 17298232, 19769408, 34596464, 69192928, 138385856]

約数ペア:

[(1, 138385856), (2, 69192928), (4, 34596464), (7, 19769408), (8, 17298232), (14, 9884704), (16, 8649116), (28, 4942352), (32, 4324558), (56, 2471176), (64, 2162279), (103, 1343552), (112, 1235588), (206, 671776), (224, 617794), (412, 335888), (448, 308897), (721, 191936), (824, 167944), (1442, 95968), (1648, 83972), (2884, 47984), (2999, 46144), (3296, 41986), (5768, 23992), (5998, 23072), (6592, 20993), (11536, 11996)]