211972642

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{191657}}^1$

素因数の和:191745

約数の個数: 16

約数和(自身を含む): 367983360

約数和(自身を除く): 156010718

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 191657, 383314, 1341599, 2683198, 15140903, 30281806, 105986321, 211972642]

約数ペア:

[(1, 211972642), (2, 105986321), (7, 30281806), (14, 15140903), (79, 2683198), (158, 1341599), (553, 383314), (1106, 191657)]