389664249

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{21863}}^1$

素因数の和:22336

約数の個数: 16

約数和(自身を含む): 560767872

約数和(自身を除く): 171103623

約数列:

[1, 3, 13, 39, 457, 1371, 5941, 17823, 21863, 65589, 284219, 852657, 9991391, 29974173, 129888083, 389664249]

約数ペア:

[(1, 389664249), (3, 129888083), (13, 29974173), (39, 9991391), (457, 852657), (1371, 284219), (5941, 65589), (17823, 21863)]