51866241

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 81051648

約数和(自身を除く): 29185407

約数列:

[1, 3, 7, 21, 67, 191, 193, 201, 469, 573, 579, 1337, 1351, 1407, 4011, 4053, 12797, 12931, 36863, 38391, 38793, 89579, 90517, 110589, 258041, 268737, 271551, 774123, 2469821, 7409463, 17288747, 51866241]

約数ペア:

[(1, 51866241), (3, 17288747), (7, 7409463), (21, 2469821), (67, 774123), (191, 271551), (193, 268737), (201, 258041), (469, 110589), (573, 90517), (579, 89579), (1337, 38793), (1351, 38391), (1407, 36863), (4011, 12931), (4053, 12797)]