297785991

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{253867}}^1$

素因数の和:253910

約数の個数: 16

約数和(自身を含む): 438683904

約数和(自身を除く): 140897913

約数列:

[1, 3, 17, 23, 51, 69, 391, 1173, 253867, 761601, 4315739, 5838941, 12947217, 17516823, 99261997, 297785991]

約数ペア:

[(1, 297785991), (3, 99261997), (17, 17516823), (23, 12947217), (51, 5838941), (69, 4315739), (391, 761601), (1173, 253867)]