50081283

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 91291200

約数和(自身を除く): 41209917

約数列:

[1, 3, 7, 9, 19, 21, 43, 49, 57, 63, 129, 133, 139, 147, 171, 301, 387, 399, 417, 441, 817, 903, 931, 973, 1197, 1251, 2107, 2451, 2641, 2709, 2793, 2919, 5719, 5977, 6321, 6811, 7353, 7923, 8379, 8757, 17157, 17931, 18487, 18963, 20433, 23769, 40033, 41839, 51471, 53793, 55461, 61299, 113563, 120099, 125517, 129409, 166383, 292873, 340689, 360297, 376551, 388227, 794941, 878619, 1022067, 1164681, 2384823, 2635857, 5564587, 7154469, 16693761, 50081283]

約数ペア:

[(1, 50081283), (3, 16693761), (7, 7154469), (9, 5564587), (19, 2635857), (21, 2384823), (43, 1164681), (49, 1022067), (57, 878619), (63, 794941), (129, 388227), (133, 376551), (139, 360297), (147, 340689), (171, 292873), (301, 166383), (387, 129409), (399, 125517), (417, 120099), (441, 113563), (817, 61299), (903, 55461), (931, 53793), (973, 51471), (1197, 41839), (1251, 40033), (2107, 23769), (2451, 20433), (2641, 18963), (2709, 18487), (2793, 17931), (2919, 17157), (5719, 8757), (5977, 8379), (6321, 7923), (6811, 7353)]