388242008

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{630263}}^1$

素因数の和:630287

約数の個数: 32

約数和(自身を含む): 907580160

約数和(自身を除く): 519338152

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 630263, 1260526, 2521052, 4411841, 5042104, 6932893, 8823682, 13865786, 17647364, 27731572, 35294728, 48530251, 55463144, 97060502, 194121004, 388242008]

約数ペア:

[(1, 388242008), (2, 194121004), (4, 97060502), (7, 55463144), (8, 48530251), (11, 35294728), (14, 27731572), (22, 17647364), (28, 13865786), (44, 8823682), (56, 6932893), (77, 5042104), (88, 4411841), (154, 2521052), (308, 1260526), (616, 630263)]