81486409816

素因数分解:

$2^3\times 7^1\times {\mathrm{8161}}^1\times {\mathrm{178301}}^1$

素因数の和:186475

約数の個数: 32

約数和(自身を含む): 174636110880

約数和(自身を除く): 93149701064

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 8161, 16322, 32644, 57127, 65288, 114254, 178301, 228508, 356602, 457016, 713204, 1248107, 1426408, 2496214, 4992428, 9984856, 1455114461, 2910228922, 5820457844, 10185801227, 11640915688, 20371602454, 40743204908, 81486409816]

約数ペア:

[(1, 81486409816), (2, 40743204908), (4, 20371602454), (7, 11640915688), (8, 10185801227), (14, 5820457844), (28, 2910228922), (56, 1455114461), (8161, 9984856), (16322, 4992428), (32644, 2496214), (57127, 1426408), (65288, 1248107), (114254, 713204), (178301, 457016), (228508, 356602)]