28905378

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{67853}}^1$

素因数の和:67929

約数の個数: 16

約数和(自身を含む): 58625856

約数和(自身を除く): 29720478

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 67853, 135706, 203559, 407118, 4817563, 9635126, 14452689, 28905378]

約数ペア:

[(1, 28905378), (2, 14452689), (3, 9635126), (6, 4817563), (71, 407118), (142, 203559), (213, 135706), (426, 67853)]