508727907

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1259}}^1$

素因数の和:1440

約数の個数: 48

約数和(自身を含む): 825552000

約数和(自身を除く): 316824093

約数列:

[1, 3, 9, 17, 19, 51, 57, 139, 153, 171, 323, 417, 969, 1251, 1259, 2363, 2641, 2907, 3777, 7089, 7923, 11331, 21267, 21403, 23769, 23921, 44897, 64209, 71763, 134691, 175001, 192627, 215289, 404073, 406657, 525003, 1219971, 1575009, 2975017, 3325019, 3659913, 8925051, 9975057, 26775153, 29925171, 56525323, 169575969, 508727907]

約数ペア:

[(1, 508727907), (3, 169575969), (9, 56525323), (17, 29925171), (19, 26775153), (51, 9975057), (57, 8925051), (139, 3659913), (153, 3325019), (171, 2975017), (323, 1575009), (417, 1219971), (969, 525003), (1251, 406657), (1259, 404073), (2363, 215289), (2641, 192627), (2907, 175001), (3777, 134691), (7089, 71763), (7923, 64209), (11331, 44897), (21267, 23921), (21403, 23769)]