81400356609

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{189744421}}^1$

素因数の和:189744448

約数の個数: 16

約数和(自身を含む): 127508251584

約数和(自身を除く): 46107894975

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 189744421, 569233263, 2087188631, 2466677473, 6261565893, 7400032419, 27133452203, 81400356609]

約数ペア:

[(1, 81400356609), (3, 27133452203), (11, 7400032419), (13, 6261565893), (33, 2466677473), (39, 2087188631), (143, 569233263), (429, 189744421)]