78840246

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{185071}}^1$

素因数の和:185147

約数の個数: 16

約数和(自身を含む): 159902208

約数和(自身を除く): 81061962

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 185071, 370142, 555213, 1110426, 13140041, 26280082, 39420123, 78840246]

約数ペア:

[(1, 78840246), (2, 39420123), (3, 26280082), (6, 13140041), (71, 1110426), (142, 555213), (213, 370142), (426, 185071)]