81309298

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{79559}}^1$

素因数の和:79641

約数の個数: 16

約数和(自身を含む): 141298560

約数和(自身を除く): 59989262

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 79559, 159118, 556913, 1113826, 5807807, 11615614, 40654649, 81309298]

約数ペア:

[(1, 81309298), (2, 40654649), (7, 11615614), (14, 5807807), (73, 1113826), (146, 556913), (511, 159118), (1022, 79559)]