681894848

素因数分解:

$2^6\times {\mathrm{31}}^2\times {\mathrm{11087}}^1$

素因数の和:11161

約数の個数: 42

約数和(自身を含む): 1398318768

約数和(自身を除く): 716423920

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 961, 992, 1922, 1984, 3844, 7688, 11087, 15376, 22174, 30752, 44348, 61504, 88696, 177392, 343697, 354784, 687394, 709568, 1374788, 2749576, 5499152, 10654607, 10998304, 21309214, 21996608, 42618428, 85236856, 170473712, 340947424, 681894848]

約数ペア:

[(1, 681894848), (2, 340947424), (4, 170473712), (8, 85236856), (16, 42618428), (31, 21996608), (32, 21309214), (62, 10998304), (64, 10654607), (124, 5499152), (248, 2749576), (496, 1374788), (961, 709568), (992, 687394), (1922, 354784), (1984, 343697), (3844, 177392), (7688, 88696), (11087, 61504), (15376, 44348), (22174, 30752)]