1276759990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11606909}}^1$

素因数の和:11606927

約数の個数: 16

約数和(自身を含む): 2507092560

約数和(自身を除く): 1230332570

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 11606909, 23213818, 58034545, 116069090, 127675999, 255351998, 638379995, 1276759990]

約数ペア:

[(1, 1276759990), (2, 638379995), (5, 255351998), (10, 127675999), (11, 116069090), (22, 58034545), (55, 23213818), (110, 11606909)]