214917872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{1597}}^1$

素因数の和:2265

約数の個数: 40

約数和(自身を含む): 449408736

約数和(自身を除く): 234490864

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 647, 1294, 1597, 2588, 3194, 5176, 6388, 8411, 10352, 12776, 16822, 20761, 25552, 33644, 41522, 67288, 83044, 134576, 166088, 332176, 1033259, 2066518, 4133036, 8266072, 13432367, 16532144, 26864734, 53729468, 107458936, 214917872]

約数ペア:

[(1, 214917872), (2, 107458936), (4, 53729468), (8, 26864734), (13, 16532144), (16, 13432367), (26, 8266072), (52, 4133036), (104, 2066518), (208, 1033259), (647, 332176), (1294, 166088), (1597, 134576), (2588, 83044), (3194, 67288), (5176, 41522), (6388, 33644), (8411, 25552), (10352, 20761), (12776, 16822)]