215272431

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{503}}^1$

素因数の和:665

約数の個数: 48

約数和(自身を含む): 353928960

約数和(自身を除く): 138656529

約数列:

[1, 3, 9, 11, 27, 33, 99, 121, 131, 297, 363, 393, 503, 1089, 1179, 1441, 1509, 3267, 3537, 4323, 4527, 5533, 12969, 13581, 15851, 16599, 38907, 47553, 49797, 60863, 65893, 142659, 149391, 182589, 197679, 427977, 547767, 593037, 724823, 1643301, 1779111, 2174469, 6523407, 7973053, 19570221, 23919159, 71757477, 215272431]

約数ペア:

[(1, 215272431), (3, 71757477), (9, 23919159), (11, 19570221), (27, 7973053), (33, 6523407), (99, 2174469), (121, 1779111), (131, 1643301), (297, 724823), (363, 593037), (393, 547767), (503, 427977), (1089, 197679), (1179, 182589), (1441, 149391), (1509, 142659), (3267, 65893), (3537, 60863), (4323, 49797), (4527, 47553), (5533, 38907), (12969, 16599), (13581, 15851)]