8640042

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:622

約数の個数: 32

約数和(自身を含む): 18202752

約数和(自身を除く): 9562710

約数列:

[1, 2, 3, 6, 23, 46, 69, 137, 138, 274, 411, 457, 822, 914, 1371, 2742, 3151, 6302, 9453, 10511, 18906, 21022, 31533, 62609, 63066, 125218, 187827, 375654, 1440007, 2880014, 4320021, 8640042]

約数ペア:

[(1, 8640042), (2, 4320021), (3, 2880014), (6, 1440007), (23, 375654), (46, 187827), (69, 125218), (137, 63066), (138, 62609), (274, 31533), (411, 21022), (457, 18906), (822, 10511), (914, 9453), (1371, 6302), (2742, 3151)]