28428684

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 68495616

約数和(自身を除く): 40066932

約数列:

[1, 2, 3, 4, 6, 12, 61, 71, 122, 142, 183, 213, 244, 284, 366, 426, 547, 732, 852, 1094, 1641, 2188, 3282, 4331, 6564, 8662, 12993, 17324, 25986, 33367, 38837, 51972, 66734, 77674, 100101, 116511, 133468, 155348, 200202, 233022, 400404, 466044, 2369057, 4738114, 7107171, 9476228, 14214342, 28428684]

約数ペア:

[(1, 28428684), (2, 14214342), (3, 9476228), (4, 7107171), (6, 4738114), (12, 2369057), (61, 466044), (71, 400404), (122, 233022), (142, 200202), (183, 155348), (213, 133468), (244, 116511), (284, 100101), (366, 77674), (426, 66734), (547, 51972), (732, 38837), (852, 33367), (1094, 25986), (1641, 17324), (2188, 12993), (3282, 8662), (4331, 6564)]