513513

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:59

約数の個数: 64

約数和(自身を含む): 1075200

約数和(自身を除く): 561687

約数列:

[1, 3, 7, 9, 11, 13, 19, 21, 27, 33, 39, 57, 63, 77, 91, 99, 117, 133, 143, 171, 189, 209, 231, 247, 273, 297, 351, 399, 429, 513, 627, 693, 741, 819, 1001, 1197, 1287, 1463, 1729, 1881, 2079, 2223, 2457, 2717, 3003, 3591, 3861, 4389, 5187, 5643, 6669, 8151, 9009, 13167, 15561, 19019, 24453, 27027, 39501, 46683, 57057, 73359, 171171, 513513]

約数ペア:

[(1, 513513), (3, 171171), (7, 73359), (9, 57057), (11, 46683), (13, 39501), (19, 27027), (21, 24453), (27, 19019), (33, 15561), (39, 13167), (57, 9009), (63, 8151), (77, 6669), (91, 5643), (99, 5187), (117, 4389), (133, 3861), (143, 3591), (171, 3003), (189, 2717), (209, 2457), (231, 2223), (247, 2079), (273, 1881), (297, 1729), (351, 1463), (399, 1287), (429, 1197), (513, 1001), (627, 819), (693, 741)]