647485788

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{2345963}}^1$

素因数の和:2345993

約数の個数: 24

約数和(自身を含む): 1576487808

約数和(自身を除く): 929002020

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 2345963, 4691926, 7037889, 9383852, 14075778, 28151556, 53957149, 107914298, 161871447, 215828596, 323742894, 647485788]

約数ペア:

[(1, 647485788), (2, 323742894), (3, 215828596), (4, 161871447), (6, 107914298), (12, 53957149), (23, 28151556), (46, 14075778), (69, 9383852), (92, 7037889), (138, 4691926), (276, 2345963)]