141439376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{1051}}^1$

素因数の和:1719

約数の個数: 40

約数和(自身を含む): 295856064

約数和(自身を除く): 154416688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 647, 1051, 1294, 2102, 2588, 4204, 5176, 8408, 8411, 10352, 13663, 16816, 16822, 27326, 33644, 54652, 67288, 109304, 134576, 218608, 679997, 1359994, 2719988, 5439976, 8839961, 10879952, 17679922, 35359844, 70719688, 141439376]

約数ペア:

[(1, 141439376), (2, 70719688), (4, 35359844), (8, 17679922), (13, 10879952), (16, 8839961), (26, 5439976), (52, 2719988), (104, 1359994), (208, 679997), (647, 218608), (1051, 134576), (1294, 109304), (2102, 67288), (2588, 54652), (4204, 33644), (5176, 27326), (8408, 16822), (8411, 16816), (10352, 13663)]