77878388

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{41513}}^1$

素因数の和:41591

約数の個数: 24

約数和(自身を含む): 158085312

約数和(自身を除く): 80206924

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 41513, 83026, 166052, 290591, 581182, 1162364, 2781371, 5562742, 11125484, 19469597, 38939194, 77878388]

約数ペア:

[(1, 77878388), (2, 38939194), (4, 19469597), (7, 11125484), (14, 5562742), (28, 2781371), (67, 1162364), (134, 581182), (268, 290591), (469, 166052), (938, 83026), (1876, 41513)]