81987458

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{124601}}^1$

素因数の和:124657

約数の個数: 16

約数和(自身を含む): 143541504

約数和(自身を除く): 61554046

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 124601, 249202, 872207, 1744414, 5856247, 11712494, 40993729, 81987458]

約数ペア:

[(1, 81987458), (2, 40993729), (7, 11712494), (14, 5856247), (47, 1744414), (94, 872207), (329, 249202), (658, 124601)]