2015961717

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{1217}}^1$

素因数の和:1410

約数の個数: 64

約数和(自身を含む): 3434876928

約数和(自身を除く): 1418915211

約数列:

[1, 3, 7, 11, 21, 33, 71, 77, 101, 213, 231, 303, 497, 707, 781, 1111, 1217, 1491, 2121, 2343, 3333, 3651, 5467, 7171, 7777, 8519, 13387, 16401, 21513, 23331, 25557, 40161, 50197, 78881, 86407, 93709, 122917, 150591, 236643, 259221, 281127, 368751, 552167, 604849, 860419, 950477, 1352087, 1656501, 1814547, 2581257, 2851431, 4056261, 6653339, 8727107, 9464609, 19960017, 26181321, 28393827, 61089749, 95998177, 183269247, 287994531, 671987239, 2015961717]

約数ペア:

[(1, 2015961717), (3, 671987239), (7, 287994531), (11, 183269247), (21, 95998177), (33, 61089749), (71, 28393827), (77, 26181321), (101, 19960017), (213, 9464609), (231, 8727107), (303, 6653339), (497, 4056261), (707, 2851431), (781, 2581257), (1111, 1814547), (1217, 1656501), (1491, 1352087), (2121, 950477), (2343, 860419), (3333, 604849), (3651, 552167), (5467, 368751), (7171, 281127), (7777, 259221), (8519, 236643), (13387, 150591), (16401, 122917), (21513, 93709), (23331, 86407), (25557, 78881), (40161, 50197)]