1387403772

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{2688767}}^1$

素因数の和:2688817

約数の個数: 24

約数和(自身を含む): 3312562176

約数和(自身を除く): 1925158404

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 2688767, 5377534, 8066301, 10755068, 16132602, 32265204, 115616981, 231233962, 346850943, 462467924, 693701886, 1387403772]

約数ペア:

[(1, 1387403772), (2, 693701886), (3, 462467924), (4, 346850943), (6, 231233962), (12, 115616981), (43, 32265204), (86, 16132602), (129, 10755068), (172, 8066301), (258, 5377534), (516, 2688767)]