287990038

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1\times {\mathrm{2437}}^1$

素因数の和:2836

約数の個数: 32

約数和(自身を含む): 516777984

約数和(自身を除く): 228787946

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 367, 734, 2437, 2569, 4874, 5138, 8441, 16882, 17059, 34118, 56051, 59087, 112102, 118174, 392357, 784714, 894379, 1788758, 6260653, 12521306, 20570717, 41141434, 143995019, 287990038]

約数ペア:

[(1, 287990038), (2, 143995019), (7, 41141434), (14, 20570717), (23, 12521306), (46, 6260653), (161, 1788758), (322, 894379), (367, 784714), (734, 392357), (2437, 118174), (2569, 112102), (4874, 59087), (5138, 56051), (8441, 34118), (16882, 17059)]