128928382

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{70607}}^1$

素因数の和:70703

約数の個数: 16

約数和(自身を含む): 213518592

約数和(自身を除く): 84590210

約数列:

[1, 2, 11, 22, 83, 166, 913, 1826, 70607, 141214, 776677, 1553354, 5860381, 11720762, 64464191, 128928382]

約数ペア:

[(1, 128928382), (2, 64464191), (11, 11720762), (22, 5860381), (83, 1553354), (166, 776677), (913, 141214), (1826, 70607)]