258889008

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{770503}}^1$

素因数の和:770521

約数の個数: 40

約数和(自身を含む): 764339968

約数和(自身を除く): 505450960

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 770503, 1541006, 2311509, 3082012, 4623018, 5393521, 6164024, 9246036, 10787042, 12328048, 16180563, 18492072, 21574084, 32361126, 36984144, 43148168, 64722252, 86296336, 129444504, 258889008]

約数ペア:

[(1, 258889008), (2, 129444504), (3, 86296336), (4, 64722252), (6, 43148168), (7, 36984144), (8, 32361126), (12, 21574084), (14, 18492072), (16, 16180563), (21, 12328048), (24, 10787042), (28, 9246036), (42, 6164024), (48, 5393521), (56, 4623018), (84, 3082012), (112, 2311509), (168, 1541006), (336, 770503)]