654321104

素因数分解:

$2^4\times {\mathrm{613}}^1\times {\mathrm{66713}}^1$

素因数の和:67334

約数の個数: 20

約数和(自身を含む): 1269834276

約数和(自身を除く): 615513172

約数列:

[1, 2, 4, 8, 16, 613, 1226, 2452, 4904, 9808, 66713, 133426, 266852, 533704, 1067408, 40895069, 81790138, 163580276, 327160552, 654321104]

約数ペア:

[(1, 654321104), (2, 327160552), (4, 163580276), (8, 81790138), (16, 40895069), (613, 1067408), (1226, 533704), (2452, 266852), (4904, 133426), (9808, 66713)]