15768423

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 26732160

約数和(自身を除く): 10963737

約数列:

[1, 3, 9, 11, 19, 33, 57, 83, 99, 101, 171, 209, 249, 303, 627, 747, 909, 913, 1111, 1577, 1881, 1919, 2739, 3333, 4731, 5757, 8217, 8383, 9999, 14193, 17271, 17347, 21109, 25149, 52041, 63327, 75447, 92213, 156123, 159277, 189981, 276639, 477831, 829917, 1433493, 1752047, 5256141, 15768423]

約数ペア:

[(1, 15768423), (3, 5256141), (9, 1752047), (11, 1433493), (19, 829917), (33, 477831), (57, 276639), (83, 189981), (99, 159277), (101, 156123), (171, 92213), (209, 75447), (249, 63327), (303, 52041), (627, 25149), (747, 21109), (909, 17347), (913, 17271), (1111, 14193), (1577, 9999), (1881, 8383), (1919, 8217), (2739, 5757), (3333, 4731)]