16445646

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:470

約数の個数: 64

約数和(自身を含む): 42201600

約数和(自身を除く): 25755954

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 139, 189, 278, 313, 378, 417, 626, 834, 939, 973, 1251, 1878, 1946, 2191, 2502, 2817, 2919, 3753, 4382, 5634, 5838, 6573, 7506, 8451, 8757, 13146, 16902, 17514, 19719, 26271, 39438, 43507, 52542, 59157, 87014, 118314, 130521, 261042, 304549, 391563, 609098, 783126, 913647, 1174689, 1827294, 2349378, 2740941, 5481882, 8222823, 16445646]

約数ペア:

[(1, 16445646), (2, 8222823), (3, 5481882), (6, 2740941), (7, 2349378), (9, 1827294), (14, 1174689), (18, 913647), (21, 783126), (27, 609098), (42, 391563), (54, 304549), (63, 261042), (126, 130521), (139, 118314), (189, 87014), (278, 59157), (313, 52542), (378, 43507), (417, 39438), (626, 26271), (834, 19719), (939, 17514), (973, 16902), (1251, 13146), (1878, 8757), (1946, 8451), (2191, 7506), (2502, 6573), (2817, 5838), (2919, 5634), (3753, 4382)]