51721065

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1201}}^1$

素因数の和:1255

約数の個数: 64

約数和(自身を含む): 103852800

約数和(自身を除く): 52131735

約数列:

[1, 3, 5, 9, 11, 15, 27, 29, 33, 45, 55, 87, 99, 135, 145, 165, 261, 297, 319, 435, 495, 783, 957, 1201, 1305, 1485, 1595, 2871, 3603, 3915, 4785, 6005, 8613, 10809, 13211, 14355, 18015, 32427, 34829, 39633, 43065, 54045, 66055, 104487, 118899, 162135, 174145, 198165, 313461, 356697, 383119, 522435, 594495, 940383, 1149357, 1567305, 1783485, 1915595, 3448071, 4701915, 5746785, 10344213, 17240355, 51721065]

約数ペア:

[(1, 51721065), (3, 17240355), (5, 10344213), (9, 5746785), (11, 4701915), (15, 3448071), (27, 1915595), (29, 1783485), (33, 1567305), (45, 1149357), (55, 940383), (87, 594495), (99, 522435), (135, 383119), (145, 356697), (165, 313461), (261, 198165), (297, 174145), (319, 162135), (435, 118899), (495, 104487), (783, 66055), (957, 54045), (1201, 43065), (1305, 39633), (1485, 34829), (1595, 32427), (2871, 18015), (3603, 14355), (3915, 13211), (4785, 10809), (6005, 8613)]