13557687

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^3\times {\mathrm{17}}^1$

素因数の和:81

約数の個数: 48

約数和(自身を含む): 22790880

約数和(自身を除く): 9233193

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 121, 143, 169, 187, 221, 363, 429, 507, 561, 663, 1573, 1859, 2057, 2197, 2431, 2873, 4719, 5577, 6171, 6591, 7293, 8619, 20449, 24167, 26741, 31603, 37349, 61347, 72501, 80223, 94809, 112047, 265837, 347633, 410839, 797511, 1042899, 1232517, 4519229, 13557687]

約数ペア:

[(1, 13557687), (3, 4519229), (11, 1232517), (13, 1042899), (17, 797511), (33, 410839), (39, 347633), (51, 265837), (121, 112047), (143, 94809), (169, 80223), (187, 72501), (221, 61347), (363, 37349), (429, 31603), (507, 26741), (561, 24167), (663, 20449), (1573, 8619), (1859, 7293), (2057, 6591), (2197, 6171), (2431, 5577), (2873, 4719)]