397344836

素因数分解:

$2^2\times 7^1\times {\mathrm{1213}}^1\times {\mathrm{11699}}^1$

素因数の和:12923

約数の個数: 24

約数和(自身を含む): 795412800

約数和(自身を除く): 398067964

約数列:

[1, 2, 4, 7, 14, 28, 1213, 2426, 4852, 8491, 11699, 16982, 23398, 33964, 46796, 81893, 163786, 327572, 14190887, 28381774, 56763548, 99336209, 198672418, 397344836]

約数ペア:

[(1, 397344836), (2, 198672418), (4, 99336209), (7, 56763548), (14, 28381774), (28, 14190887), (1213, 327572), (2426, 163786), (4852, 81893), (8491, 46796), (11699, 33964), (16982, 23398)]