81699336

素因数分解:

$2^3\times 3^2\times {\mathrm{389}}^1\times {\mathrm{2917}}^1$

素因数の和:3318

約数の個数: 48

約数和(自身を含む): 221913900

約数和(自身を除く): 140214564

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 389, 778, 1167, 1556, 2334, 2917, 3112, 3501, 4668, 5834, 7002, 8751, 9336, 11668, 14004, 17502, 23336, 26253, 28008, 35004, 52506, 70008, 105012, 210024, 1134713, 2269426, 3404139, 4538852, 6808278, 9077704, 10212417, 13616556, 20424834, 27233112, 40849668, 81699336]

約数ペア:

[(1, 81699336), (2, 40849668), (3, 27233112), (4, 20424834), (6, 13616556), (8, 10212417), (9, 9077704), (12, 6808278), (18, 4538852), (24, 3404139), (36, 2269426), (72, 1134713), (389, 210024), (778, 105012), (1167, 70008), (1556, 52506), (2334, 35004), (2917, 28008), (3112, 26253), (3501, 23336), (4668, 17502), (5834, 14004), (7002, 11668), (8751, 9336)]