231957893132

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1\times {\mathrm{490277}}^1$

素因数の和:490626

約数の個数: 48

約数和(自身を含む): 473224170048

約数和(自身を除く): 241266276916

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 277, 427, 554, 854, 1108, 1708, 1939, 3878, 7756, 16897, 33794, 67588, 118279, 236558, 473116, 490277, 980554, 1961108, 3431939, 6863878, 13727756, 29906897, 59813794, 119627588, 135806729, 209348279, 271613458, 418696558, 543226916, 837393116, 950647103, 1901294206, 3802588412, 8284210469, 16568420938, 33136841876, 57989473283, 115978946566, 231957893132]

約数ペア:

[(1, 231957893132), (2, 115978946566), (4, 57989473283), (7, 33136841876), (14, 16568420938), (28, 8284210469), (61, 3802588412), (122, 1901294206), (244, 950647103), (277, 837393116), (427, 543226916), (554, 418696558), (854, 271613458), (1108, 209348279), (1708, 135806729), (1939, 119627588), (3878, 59813794), (7756, 29906897), (16897, 13727756), (33794, 6863878), (67588, 3431939), (118279, 1961108), (236558, 980554), (473116, 490277)]