251018846

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1381}}^1\times {\mathrm{6991}}^1$

素因数の和:8387

約数の個数: 16

約数和(自身を含む): 405843648

約数和(自身を除く): 154824802

約数列:

[1, 2, 13, 26, 1381, 2762, 6991, 13982, 17953, 35906, 90883, 181766, 9654571, 19309142, 125509423, 251018846]

約数ペア:

[(1, 251018846), (2, 125509423), (13, 19309142), (26, 9654571), (1381, 181766), (2762, 90883), (6991, 35906), (13982, 17953)]