87123257

素因数分解:

${\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1\times {\mathrm{293}}^1$

素因数の和:652

約数の個数: 16

約数和(自身を含む): 95573520

約数和(自身を除く): 8450263

約数列:

[1, 13, 89, 257, 293, 1157, 3341, 3809, 22873, 26077, 75301, 297349, 339001, 978913, 6701789, 87123257]

約数ペア:

[(1, 87123257), (13, 6701789), (89, 978913), (257, 339001), (293, 297349), (1157, 75301), (3341, 26077), (3809, 22873)]