86747710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{6421}}^1$

素因数の和:6628

約数の個数: 32

約数和(自身を含む): 179404992

約数和(自身を除く): 92657282

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 193, 386, 965, 1351, 1930, 2702, 6421, 6755, 12842, 13510, 32105, 44947, 64210, 89894, 224735, 449470, 1239253, 2478506, 6196265, 8674771, 12392530, 17349542, 43373855, 86747710]

約数ペア:

[(1, 86747710), (2, 43373855), (5, 17349542), (7, 12392530), (10, 8674771), (14, 6196265), (35, 2478506), (70, 1239253), (193, 449470), (386, 224735), (965, 89894), (1351, 64210), (1930, 44947), (2702, 32105), (6421, 13510), (6755, 12842)]