388634589

素因数分解:

$3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{40853}}^1$

素因数の和:41017

約数の個数: 24

約数和(自身を含む): 645820032

約数和(自身を除く): 257185443

約数列:

[1, 3, 7, 9, 21, 63, 151, 453, 1057, 1359, 3171, 9513, 40853, 122559, 285971, 367677, 857913, 2573739, 6168803, 18506409, 43181621, 55519227, 129544863, 388634589]

約数ペア:

[(1, 388634589), (3, 129544863), (7, 55519227), (9, 43181621), (21, 18506409), (63, 6168803), (151, 2573739), (453, 857913), (1057, 367677), (1359, 285971), (3171, 122559), (9513, 40853)]