90709688

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{666983}}^1$

素因数の和:667006

約数の個数: 16

約数和(自身を含む): 180085680

約数和(自身を除く): 89375992

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 666983, 1333966, 2667932, 5335864, 11338711, 22677422, 45354844, 90709688]

約数ペア:

[(1, 90709688), (2, 45354844), (4, 22677422), (8, 11338711), (17, 5335864), (34, 2667932), (68, 1333966), (136, 666983)]