65691213

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 109396224

約数和(自身を除く): 43705011

約数列:

[1, 3, 7, 17, 21, 49, 51, 97, 119, 147, 271, 291, 357, 679, 813, 833, 1649, 1897, 2037, 2499, 4607, 4753, 4947, 5691, 11543, 13279, 13821, 14259, 26287, 32249, 34629, 39837, 78861, 80801, 96747, 184009, 225743, 242403, 446879, 552027, 677229, 1288063, 1340637, 3128153, 3864189, 9384459, 21897071, 65691213]

約数ペア:

[(1, 65691213), (3, 21897071), (7, 9384459), (17, 3864189), (21, 3128153), (49, 1340637), (51, 1288063), (97, 677229), (119, 552027), (147, 446879), (271, 242403), (291, 225743), (357, 184009), (679, 96747), (813, 80801), (833, 78861), (1649, 39837), (1897, 34629), (2037, 32249), (2499, 26287), (4607, 14259), (4753, 13821), (4947, 13279), (5691, 11543)]