1556984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1361}}^1$

素因数の和:1391

約数の個数: 32

約数和(自身を含む): 3432240

約数和(自身を除く): 1875256

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 1361, 2722, 5444, 10888, 14971, 17693, 29942, 35386, 59884, 70772, 119768, 141544, 194623, 389246, 778492, 1556984]

約数ペア:

[(1, 1556984), (2, 778492), (4, 389246), (8, 194623), (11, 141544), (13, 119768), (22, 70772), (26, 59884), (44, 35386), (52, 29942), (88, 17693), (104, 14971), (143, 10888), (286, 5444), (572, 2722), (1144, 1361)]