1608919931521

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{719}}^1\times {\mathrm{119773}}^1$

素因数の和:120673

約数の個数: 32

約数和(自身を含む): 1962070594560

約数和(自身を除く): 353150663039

約数列:

[1, 7, 17, 119, 157, 719, 1099, 2669, 5033, 12223, 18683, 85561, 112883, 119773, 790181, 838411, 1919011, 2036141, 13433077, 14252987, 18804361, 86116787, 131630527, 319674137, 602817509, 1463985379, 2237718959, 10247897653, 13520335559, 94642348913, 229845704503, 1608919931521]

約数ペア:

[(1, 1608919931521), (7, 229845704503), (17, 94642348913), (119, 13520335559), (157, 10247897653), (719, 2237718959), (1099, 1463985379), (2669, 602817509), (5033, 319674137), (12223, 131630527), (18683, 86116787), (85561, 18804361), (112883, 14252987), (119773, 13433077), (790181, 2036141), (838411, 1919011)]