28921566

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{67891}}^1$

素因数の和:67967

約数の個数: 16

約数和(自身を含む): 58658688

約数和(自身を除く): 29737122

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 67891, 135782, 203673, 407346, 4820261, 9640522, 14460783, 28921566]

約数ペア:

[(1, 28921566), (2, 14460783), (3, 9640522), (6, 4820261), (71, 407346), (142, 203673), (213, 135782), (426, 67891)]