81473288

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{4691}}^1$

素因数の和:4877

約数の個数: 32

約数和(自身を含む): 165533760

約数和(自身を除く): 84060472

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 167, 334, 668, 1336, 2171, 4342, 4691, 8684, 9382, 17368, 18764, 37528, 60983, 121966, 243932, 487864, 783397, 1566794, 3133588, 6267176, 10184161, 20368322, 40736644, 81473288]

約数ペア:

[(1, 81473288), (2, 40736644), (4, 20368322), (8, 10184161), (13, 6267176), (26, 3133588), (52, 1566794), (104, 783397), (167, 487864), (334, 243932), (668, 121966), (1336, 60983), (2171, 37528), (4342, 18764), (4691, 17368), (8684, 9382)]