280734

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{659}}^1$

素因数の和:735

約数の個数: 16

約数和(自身を含む): 570240

約数和(自身を除く): 289506

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 659, 1318, 1977, 3954, 46789, 93578, 140367, 280734]

約数ペア:

[(1, 280734), (2, 140367), (3, 93578), (6, 46789), (71, 3954), (142, 1977), (213, 1318), (426, 659)]