16398942

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^2\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 38478720

約数和(自身を除く): 22079778

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 139, 159, 278, 318, 371, 417, 742, 834, 973, 1113, 1946, 2226, 2809, 2919, 5618, 5838, 7367, 8427, 14734, 16854, 19663, 22101, 39326, 44202, 51569, 58989, 103138, 117978, 154707, 309414, 390451, 780902, 1171353, 2342706, 2733157, 5466314, 8199471, 16398942]

約数ペア:

[(1, 16398942), (2, 8199471), (3, 5466314), (6, 2733157), (7, 2342706), (14, 1171353), (21, 780902), (42, 390451), (53, 309414), (106, 154707), (139, 117978), (159, 103138), (278, 58989), (318, 51569), (371, 44202), (417, 39326), (742, 22101), (834, 19663), (973, 16854), (1113, 14734), (1946, 8427), (2226, 7367), (2809, 5838), (2919, 5618)]