81470648

素因数分解:

$2^3\times 7^1\times {\mathrm{491}}^1\times {\mathrm{2963}}^1$

素因数の和:3467

約数の個数: 32

約数和(自身を含む): 174994560

約数和(自身を除く): 93523912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 491, 982, 1964, 2963, 3437, 3928, 5926, 6874, 11852, 13748, 20741, 23704, 27496, 41482, 82964, 165928, 1454833, 2909666, 5819332, 10183831, 11638664, 20367662, 40735324, 81470648]

約数ペア:

[(1, 81470648), (2, 40735324), (4, 20367662), (7, 11638664), (8, 10183831), (14, 5819332), (28, 2909666), (56, 1454833), (491, 165928), (982, 82964), (1964, 41482), (2963, 27496), (3437, 23704), (3928, 20741), (5926, 13748), (6874, 11852)]