197272978

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{612649}}^1$

素因数の和:612681

約数の個数: 16

約数和(自身を含む): 352886400

約数和(自身を除く): 155613422

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 612649, 1225298, 4288543, 8577086, 14090927, 28181854, 98636489, 197272978]

約数ペア:

[(1, 197272978), (2, 98636489), (7, 28181854), (14, 14090927), (23, 8577086), (46, 4288543), (161, 1225298), (322, 612649)]