1273209728

素因数分解:

$2^7\times 7^2\times {\mathrm{202999}}^1$

素因数の和:203027

約数の個数: 48

約数和(自身を含む): 2950605000

約数和(自身を除く): 1677395272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 3136, 6272, 202999, 405998, 811996, 1420993, 1623992, 2841986, 3247984, 5683972, 6495968, 9946951, 11367944, 12991936, 19893902, 22735888, 25983872, 39787804, 45471776, 79575608, 90943552, 159151216, 181887104, 318302432, 636604864, 1273209728]

約数ペア:

[(1, 1273209728), (2, 636604864), (4, 318302432), (7, 181887104), (8, 159151216), (14, 90943552), (16, 79575608), (28, 45471776), (32, 39787804), (49, 25983872), (56, 22735888), (64, 19893902), (98, 12991936), (112, 11367944), (128, 9946951), (196, 6495968), (224, 5683972), (392, 3247984), (448, 2841986), (784, 1623992), (896, 1420993), (1568, 811996), (3136, 405998), (6272, 202999)]