1664888977892

素因数分解:

$2^2\times 7^1\times {\mathrm{136421}}^1\times {\mathrm{435859}}^1$

素因数の和:572291

約数の個数: 24

約数和(自身を含む): 3329810003520

約数和(自身を除く): 1664921025628

約数列:

[1, 2, 4, 7, 14, 28, 136421, 272842, 435859, 545684, 871718, 954947, 1743436, 1909894, 3051013, 3819788, 6102026, 12204052, 59460320639, 118920641278, 237841282556, 416222244473, 832444488946, 1664888977892]

約数ペア:

[(1, 1664888977892), (2, 832444488946), (4, 416222244473), (7, 237841282556), (14, 118920641278), (28, 59460320639), (136421, 12204052), (272842, 6102026), (435859, 3819788), (545684, 3051013), (871718, 1909894), (954947, 1743436)]