128872526

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{661}}^1\times {\mathrm{1373}}^1$

素因数の和:2107

約数の個数: 16

約数和(自身を含む): 196471008

約数和(自身を除く): 67598482

約数列:

[1, 2, 71, 142, 661, 1322, 1373, 2746, 46931, 93862, 97483, 194966, 907553, 1815106, 64436263, 128872526]

約数ペア:

[(1, 128872526), (2, 64436263), (71, 1815106), (142, 907553), (661, 194966), (1322, 97483), (1373, 93862), (2746, 46931)]