77681879

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1$

素因数の和:419

約数の個数: 24

約数和(自身を含む): 90295296

約数和(自身を除く): 12613417

約数列:

[1, 11, 23, 103, 121, 253, 271, 1133, 2369, 2783, 2981, 6233, 12463, 26059, 27913, 32791, 68563, 286649, 307043, 641999, 754193, 3377473, 7061989, 77681879]

約数ペア:

[(1, 77681879), (11, 7061989), (23, 3377473), (103, 754193), (121, 641999), (253, 307043), (271, 286649), (1133, 68563), (2369, 32791), (2783, 27913), (2981, 26059), (6233, 12463)]