161854266

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1223}}^1$

素因数の和:1395

約数の個数: 64

約数和(自身を含む): 389173248

約数和(自身を除く): 227318982

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 137, 138, 161, 274, 322, 411, 483, 822, 959, 966, 1223, 1918, 2446, 2877, 3151, 3669, 5754, 6302, 7338, 8561, 9453, 17122, 18906, 22057, 25683, 28129, 44114, 51366, 56258, 66171, 84387, 132342, 167551, 168774, 196903, 335102, 393806, 502653, 590709, 1005306, 1172857, 1181418, 2345714, 3518571, 3853673, 7037142, 7707346, 11561019, 23122038, 26975711, 53951422, 80927133, 161854266]

約数ペア:

[(1, 161854266), (2, 80927133), (3, 53951422), (6, 26975711), (7, 23122038), (14, 11561019), (21, 7707346), (23, 7037142), (42, 3853673), (46, 3518571), (69, 2345714), (137, 1181418), (138, 1172857), (161, 1005306), (274, 590709), (322, 502653), (411, 393806), (483, 335102), (822, 196903), (959, 168774), (966, 167551), (1223, 132342), (1918, 84387), (2446, 66171), (2877, 56258), (3151, 51366), (3669, 44114), (5754, 28129), (6302, 25683), (7338, 22057), (8561, 18906), (9453, 17122)]