28128402

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{67943}}^1$

素因数の和:67974

約数の個数: 24

約数和(自身を含む): 63595584

約数和(自身を除く): 35467182

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 67943, 135886, 203829, 407658, 611487, 1222974, 1562689, 3125378, 4688067, 9376134, 14064201, 28128402]

約数ペア:

[(1, 28128402), (2, 14064201), (3, 9376134), (6, 4688067), (9, 3125378), (18, 1562689), (23, 1222974), (46, 611487), (69, 407658), (138, 203829), (207, 135886), (414, 67943)]