81494718

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{4327}}^1$

素因数の和:4448

約数の個数: 32

約数和(自身を含む): 169103616

約数和(自身を除く): 87608898

約数列:

[1, 2, 3, 6, 43, 73, 86, 129, 146, 219, 258, 438, 3139, 4327, 6278, 8654, 9417, 12981, 18834, 25962, 186061, 315871, 372122, 558183, 631742, 947613, 1116366, 1895226, 13582453, 27164906, 40747359, 81494718]

約数ペア:

[(1, 81494718), (2, 40747359), (3, 27164906), (6, 13582453), (43, 1895226), (73, 1116366), (86, 947613), (129, 631742), (146, 558183), (219, 372122), (258, 315871), (438, 186061), (3139, 25962), (4327, 18834), (6278, 12981), (8654, 9417)]