68978504

素因数分解:

$2^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{6449}}^1$

素因数の和:6653

約数の個数: 32

約数和(自身を含む): 148608000

約数和(自身を除く): 79629496

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 191, 382, 764, 1337, 1528, 2674, 5348, 6449, 10696, 12898, 25796, 45143, 51592, 90286, 180572, 361144, 1231759, 2463518, 4927036, 8622313, 9854072, 17244626, 34489252, 68978504]

約数ペア:

[(1, 68978504), (2, 34489252), (4, 17244626), (7, 9854072), (8, 8622313), (14, 4927036), (28, 2463518), (56, 1231759), (191, 361144), (382, 180572), (764, 90286), (1337, 51592), (1528, 45143), (2674, 25796), (5348, 12898), (6449, 10696)]