20809475809911

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{131}}^2\times {\mathrm{761207}}^1$

素因数の和:761537

約数の個数: 48

約数和(自身を含む): 31592567865600

約数和(自身を除く): 10783092055689

約数列:

[1, 3, 9, 27, 59, 131, 177, 393, 531, 1179, 1593, 3537, 7729, 17161, 23187, 51483, 69561, 154449, 208683, 463347, 761207, 1012499, 2283621, 3037497, 6850863, 9112491, 20552589, 27337473, 44911213, 99718117, 134733639, 299154351, 404200917, 897463053, 1212602751, 2692389159, 5883368903, 13063073327, 17650106709, 39189219981, 52950320127, 117567659943, 158850960381, 352702979829, 770721326293, 2312163978879, 6936491936637, 20809475809911]

約数ペア:

[(1, 20809475809911), (3, 6936491936637), (9, 2312163978879), (27, 770721326293), (59, 352702979829), (131, 158850960381), (177, 117567659943), (393, 52950320127), (531, 39189219981), (1179, 17650106709), (1593, 13063073327), (3537, 5883368903), (7729, 2692389159), (17161, 1212602751), (23187, 897463053), (51483, 404200917), (69561, 299154351), (154449, 134733639), (208683, 99718117), (463347, 44911213), (761207, 27337473), (1012499, 20552589), (2283621, 9112491), (3037497, 6850863)]