521001345

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{769}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 880830720

約数和(自身を除く): 359829375

約数列:

[1, 3, 5, 15, 31, 47, 93, 141, 155, 235, 465, 705, 769, 961, 1457, 2307, 2883, 3845, 4371, 4805, 7285, 11535, 14415, 21855, 23839, 36143, 45167, 71517, 108429, 119195, 135501, 180715, 225835, 357585, 542145, 677505, 739009, 1120433, 2217027, 3361299, 3695045, 5602165, 11085135, 16806495, 34733423, 104200269, 173667115, 521001345]

約数ペア:

[(1, 521001345), (3, 173667115), (5, 104200269), (15, 34733423), (31, 16806495), (47, 11085135), (93, 5602165), (141, 3695045), (155, 3361299), (235, 2217027), (465, 1120433), (705, 739009), (769, 677505), (961, 542145), (1457, 357585), (2307, 225835), (2883, 180715), (3845, 135501), (4371, 119195), (4805, 108429), (7285, 71517), (11535, 45167), (14415, 36143), (21855, 23839)]