128428746

素因数分解:

$2^1\times 3^1\times {\mathrm{317}}^1\times {\mathrm{67523}}^1$

素因数の和:67845

約数の個数: 16

約数和(自身を含む): 257671584

約数和(自身を除く): 129242838

約数列:

[1, 2, 3, 6, 317, 634, 951, 1902, 67523, 135046, 202569, 405138, 21404791, 42809582, 64214373, 128428746]

約数ペア:

[(1, 128428746), (2, 64214373), (3, 42809582), (6, 21404791), (317, 405138), (634, 202569), (951, 135046), (1902, 67523)]