12940960059

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{653}}^1$

素因数の和:926

約数の個数: 80

約数和(自身を含む): 20764761600

約数和(自身を除く): 7823801541

約数列:

[1, 3, 9, 19, 27, 57, 79, 81, 163, 171, 237, 489, 513, 653, 711, 1467, 1501, 1539, 1959, 2133, 3097, 4401, 4503, 5877, 6399, 9291, 12407, 12877, 13203, 13509, 17631, 27873, 37221, 38631, 40527, 51587, 52893, 83619, 106439, 111663, 115893, 121581, 154761, 244663, 250857, 319317, 334989, 347679, 464283, 733989, 957951, 980153, 1004967, 1043037, 1392849, 2022341, 2201967, 2873853, 2940459, 4178547, 6067023, 6605901, 8408681, 8621559, 8821377, 18201069, 19817703, 25226043, 26464131, 54603207, 75678129, 79392393, 159764939, 163809621, 227034387, 479294817, 681103161, 1437884451, 4313653353, 12940960059]

約数ペア:

[(1, 12940960059), (3, 4313653353), (9, 1437884451), (19, 681103161), (27, 479294817), (57, 227034387), (79, 163809621), (81, 159764939), (163, 79392393), (171, 75678129), (237, 54603207), (489, 26464131), (513, 25226043), (653, 19817703), (711, 18201069), (1467, 8821377), (1501, 8621559), (1539, 8408681), (1959, 6605901), (2133, 6067023), (3097, 4178547), (4401, 2940459), (4503, 2873853), (5877, 2201967), (6399, 2022341), (9291, 1392849), (12407, 1043037), (12877, 1004967), (13203, 980153), (13509, 957951), (17631, 733989), (27873, 464283), (37221, 347679), (38631, 334989), (40527, 319317), (51587, 250857), (52893, 244663), (83619, 154761), (106439, 121581), (111663, 115893)]