28239692

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2729}}^1$

素因数の和:2945

約数の個数: 24

約数和(自身を含む): 53508000

約数和(自身を除く): 25268308

約数列:

[1, 2, 4, 13, 26, 52, 199, 398, 796, 2587, 2729, 5174, 5458, 10348, 10916, 35477, 70954, 141908, 543071, 1086142, 2172284, 7059923, 14119846, 28239692]

約数ペア:

[(1, 28239692), (2, 14119846), (4, 7059923), (13, 2172284), (26, 1086142), (52, 543071), (199, 141908), (398, 70954), (796, 35477), (2587, 10916), (2729, 10348), (5174, 5458)]