28261739

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1237}}^1$

素因数の和:1346

約数の個数: 16

約数和(自身を含む): 32326656

約数和(自身を除く): 4064917

約数列:

[1, 11, 31, 67, 341, 737, 1237, 2077, 13607, 22847, 38347, 82879, 421817, 911669, 2569249, 28261739]

約数ペア:

[(1, 28261739), (11, 2569249), (31, 911669), (67, 421817), (341, 82879), (737, 38347), (1237, 22847), (2077, 13607)]