515551491

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4733}}^1$

素因数の和:4785

約数の個数: 72

約数和(自身を含む): 982210320

約数和(自身を除く): 466658829

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 49, 57, 63, 91, 117, 133, 147, 171, 247, 273, 399, 441, 637, 741, 819, 931, 1197, 1729, 1911, 2223, 2793, 4733, 5187, 5733, 8379, 12103, 14199, 15561, 33131, 36309, 42597, 61529, 89927, 99393, 108927, 184587, 231917, 269781, 298179, 430703, 553761, 629489, 695751, 809343, 1169051, 1292109, 1888467, 2087253, 3014921, 3507153, 3876327, 4406423, 5665401, 8183357, 9044763, 10521459, 13219269, 24550071, 27134289, 39657807, 57283499, 73650213, 171850497, 515551491]

約数ペア:

[(1, 515551491), (3, 171850497), (7, 73650213), (9, 57283499), (13, 39657807), (19, 27134289), (21, 24550071), (39, 13219269), (49, 10521459), (57, 9044763), (63, 8183357), (91, 5665401), (117, 4406423), (133, 3876327), (147, 3507153), (171, 3014921), (247, 2087253), (273, 1888467), (399, 1292109), (441, 1169051), (637, 809343), (741, 695751), (819, 629489), (931, 553761), (1197, 430703), (1729, 298179), (1911, 269781), (2223, 231917), (2793, 184587), (4733, 108927), (5187, 99393), (5733, 89927), (8379, 61529), (12103, 42597), (14199, 36309), (15561, 33131)]