55315143

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:557

約数の個数: 40

約数和(自身を含む): 89890416

約数和(自身を除く): 34575273

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 131, 351, 393, 401, 1053, 1179, 1203, 1703, 3537, 3609, 5109, 5213, 10611, 10827, 15327, 15639, 32481, 45981, 46917, 52531, 137943, 140751, 157593, 422253, 472779, 682903, 1418337, 2048709, 4255011, 6146127, 18438381, 55315143]

約数ペア:

[(1, 55315143), (3, 18438381), (9, 6146127), (13, 4255011), (27, 2048709), (39, 1418337), (81, 682903), (117, 472779), (131, 422253), (351, 157593), (393, 140751), (401, 137943), (1053, 52531), (1179, 46917), (1203, 45981), (1703, 32481), (3537, 15639), (3609, 15327), (5109, 10827), (5213, 10611)]