399672252

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{528667}}^1$

素因数の和:528687

約数の個数: 48

約数和(自身を含む): 1184216320

約数和(自身を除く): 784544068

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 528667, 1057334, 1586001, 2114668, 3172002, 3700669, 4758003, 6344004, 7401338, 9516006, 11102007, 14274009, 14802676, 19032012, 22204014, 28548018, 33306021, 44408028, 57096036, 66612042, 99918063, 133224084, 199836126, 399672252]

約数ペア:

[(1, 399672252), (2, 199836126), (3, 133224084), (4, 99918063), (6, 66612042), (7, 57096036), (9, 44408028), (12, 33306021), (14, 28548018), (18, 22204014), (21, 19032012), (27, 14802676), (28, 14274009), (36, 11102007), (42, 9516006), (54, 7401338), (63, 6344004), (84, 4758003), (108, 3700669), (126, 3172002), (189, 2114668), (252, 1586001), (378, 1057334), (756, 528667)]