28701339

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{821}}^1$

素因数の和:1138

約数の個数: 16

約数和(自身を含む): 39350784

約数和(自身を除く): 10649445

約数列:

[1, 3, 43, 129, 271, 813, 821, 2463, 11653, 34959, 35303, 105909, 222491, 667473, 9567113, 28701339]

約数ペア:

[(1, 28701339), (3, 9567113), (43, 667473), (129, 222491), (271, 105909), (813, 35303), (821, 34959), (2463, 11653)]