63765555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 124830720

約数和(自身を除く): 61065165

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 139, 255, 257, 357, 417, 595, 695, 771, 973, 1285, 1785, 1799, 2085, 2363, 2919, 3855, 4369, 4865, 5397, 7089, 8995, 11815, 13107, 14595, 16541, 21845, 26985, 30583, 35445, 35723, 49623, 65535, 82705, 91749, 107169, 152915, 178615, 248115, 250061, 458745, 535845, 607291, 750183, 1250305, 1821873, 3036455, 3750915, 4251037, 9109365, 12753111, 21255185, 63765555]

約数ペア:

[(1, 63765555), (3, 21255185), (5, 12753111), (7, 9109365), (15, 4251037), (17, 3750915), (21, 3036455), (35, 1821873), (51, 1250305), (85, 750183), (105, 607291), (119, 535845), (139, 458745), (255, 250061), (257, 248115), (357, 178615), (417, 152915), (595, 107169), (695, 91749), (771, 82705), (973, 65535), (1285, 49623), (1785, 35723), (1799, 35445), (2085, 30583), (2363, 26985), (2919, 21845), (3855, 16541), (4369, 14595), (4865, 13107), (5397, 11815), (7089, 8995)]