227920077

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{1031}}^1$

素因数の和:1095

約数の個数: 72

約数和(自身を含む): 428238720

約数和(自身を除く): 200318643

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 63, 77, 87, 99, 121, 203, 231, 261, 319, 363, 609, 693, 847, 957, 1031, 1089, 1827, 2233, 2541, 2871, 3093, 3509, 6699, 7217, 7623, 9279, 10527, 11341, 20097, 21651, 24563, 29899, 31581, 34023, 64953, 73689, 79387, 89697, 102069, 124751, 209293, 221067, 238161, 269091, 328889, 374253, 627879, 714483, 873257, 986667, 1122759, 1883637, 2302223, 2619771, 2960001, 3617779, 6906669, 7859313, 10853337, 20720007, 25324453, 32560011, 75973359, 227920077]

約数ペア:

[(1, 227920077), (3, 75973359), (7, 32560011), (9, 25324453), (11, 20720007), (21, 10853337), (29, 7859313), (33, 6906669), (63, 3617779), (77, 2960001), (87, 2619771), (99, 2302223), (121, 1883637), (203, 1122759), (231, 986667), (261, 873257), (319, 714483), (363, 627879), (609, 374253), (693, 328889), (847, 269091), (957, 238161), (1031, 221067), (1089, 209293), (1827, 124751), (2233, 102069), (2541, 89697), (2871, 79387), (3093, 73689), (3509, 64953), (6699, 34023), (7217, 31581), (7623, 29899), (9279, 24563), (10527, 21651), (11341, 20097)]