64720161

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{607}}^1$

素因数の和:986

約数の個数: 32

約数和(自身を含む): 105062400

約数和(自身を除く): 40342239

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 359, 607, 1077, 1821, 3231, 3949, 5463, 6677, 9693, 11847, 16389, 20031, 35541, 60093, 106623, 180279, 217913, 653739, 1961217, 2397043, 5883651, 7191129, 21573387, 64720161]

約数ペア:

[(1, 64720161), (3, 21573387), (9, 7191129), (11, 5883651), (27, 2397043), (33, 1961217), (99, 653739), (297, 217913), (359, 180279), (607, 106623), (1077, 60093), (1821, 35541), (3231, 20031), (3949, 16389), (5463, 11847), (6677, 9693)]