217194638

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{823}}^1\times {\mathrm{1039}}^1$

素因数の和:1991

約数の個数: 16

約数和(自身を含む): 329072640

約数和(自身を除く): 111878002

約数列:

[1, 2, 127, 254, 823, 1039, 1646, 2078, 104521, 131953, 209042, 263906, 855097, 1710194, 108597319, 217194638]

約数ペア:

[(1, 217194638), (2, 108597319), (127, 1710194), (254, 855097), (823, 263906), (1039, 209042), (1646, 131953), (2078, 104521)]