123862678

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1\times {\mathrm{2473}}^1$

素因数の和:2871

約数の個数: 16

約数和(自身を含む): 188815680

約数和(自身を除く): 64953002

約数列:

[1, 2, 79, 158, 317, 634, 2473, 4946, 25043, 50086, 195367, 390734, 783941, 1567882, 61931339, 123862678]

約数ペア:

[(1, 123862678), (2, 61931339), (79, 1567882), (158, 783941), (317, 390734), (634, 195367), (2473, 50086), (4946, 25043)]