1345008

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{4003}}^1$

素因数の和:4021

約数の個数: 40

約数和(自身を含む): 3971968

約数和(自身を除く): 2626960

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 4003, 8006, 12009, 16012, 24018, 28021, 32024, 48036, 56042, 64048, 84063, 96072, 112084, 168126, 192144, 224168, 336252, 448336, 672504, 1345008]

約数ペア:

[(1, 1345008), (2, 672504), (3, 448336), (4, 336252), (6, 224168), (7, 192144), (8, 168126), (12, 112084), (14, 96072), (16, 84063), (21, 64048), (24, 56042), (28, 48036), (42, 32024), (48, 28021), (56, 24018), (84, 16012), (112, 12009), (168, 8006), (336, 4003)]