807664

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1$

素因数の和:385

約数の個数: 40

約数和(自身を含む): 1843632

約数和(自身を除く): 1035968

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 353, 572, 706, 1144, 1412, 2288, 2824, 3883, 4589, 5648, 7766, 9178, 15532, 18356, 31064, 36712, 50479, 62128, 73424, 100958, 201916, 403832, 807664]

約数ペア:

[(1, 807664), (2, 403832), (4, 201916), (8, 100958), (11, 73424), (13, 62128), (16, 50479), (22, 36712), (26, 31064), (44, 18356), (52, 15532), (88, 9178), (104, 7766), (143, 5648), (176, 4589), (208, 3883), (286, 2824), (353, 2288), (572, 1412), (706, 1144)]