668836364

素因数分解:

$2^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{133447}}^1$

素因数の和:133637

約数の個数: 24

約数和(自身を含む): 1345155840

約数和(自身を除く): 676319476

約数列:

[1, 2, 4, 7, 14, 28, 179, 358, 716, 1253, 2506, 5012, 133447, 266894, 533788, 934129, 1868258, 3736516, 23887013, 47774026, 95548052, 167209091, 334418182, 668836364]

約数ペア:

[(1, 668836364), (2, 334418182), (4, 167209091), (7, 95548052), (14, 47774026), (28, 23887013), (179, 3736516), (358, 1868258), (716, 934129), (1253, 533788), (2506, 266894), (5012, 133447)]