121428342

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{321239}}^1$

素因数の和:321257

約数の個数: 32

約数和(自身を含む): 308390400

約数和(自身を除く): 186962058

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 321239, 642478, 963717, 1927434, 2248673, 2891151, 4497346, 5782302, 6746019, 8673453, 13492038, 17346906, 20238057, 40476114, 60714171, 121428342]

約数ペア:

[(1, 121428342), (2, 60714171), (3, 40476114), (6, 20238057), (7, 17346906), (9, 13492038), (14, 8673453), (18, 6746019), (21, 5782302), (27, 4497346), (42, 2891151), (54, 2248673), (63, 1927434), (126, 963717), (189, 642478), (378, 321239)]