784367073

素因数分解:

$3^2\times 7^1\times {\mathrm{1993}}^1\times {\mathrm{6247}}^1$

素因数の和:8253

約数の個数: 24

約数和(自身を含む): 1295685248

約数和(自身を除く): 511318175

約数列:

[1, 3, 7, 9, 21, 63, 1993, 5979, 6247, 13951, 17937, 18741, 41853, 43729, 56223, 125559, 131187, 393561, 12450271, 37350813, 87151897, 112052439, 261455691, 784367073]

約数ペア:

[(1, 784367073), (3, 261455691), (7, 112052439), (9, 87151897), (21, 37350813), (63, 12450271), (1993, 393561), (5979, 131187), (6247, 125559), (13951, 56223), (17937, 43729), (18741, 41853)]