51299115

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{991}}^1$

素因数の和:1052

約数の個数: 64

約数和(自身を含む): 102850560

約数和(自身を除く): 51551445

約数列:

[1, 3, 5, 7, 15, 17, 21, 29, 35, 51, 85, 87, 105, 119, 145, 203, 255, 357, 435, 493, 595, 609, 991, 1015, 1479, 1785, 2465, 2973, 3045, 3451, 4955, 6937, 7395, 10353, 14865, 16847, 17255, 20811, 28739, 34685, 50541, 51765, 84235, 86217, 104055, 117929, 143695, 201173, 252705, 353787, 431085, 488563, 589645, 603519, 1005865, 1465689, 1768935, 2442815, 3017595, 3419941, 7328445, 10259823, 17099705, 51299115]

約数ペア:

[(1, 51299115), (3, 17099705), (5, 10259823), (7, 7328445), (15, 3419941), (17, 3017595), (21, 2442815), (29, 1768935), (35, 1465689), (51, 1005865), (85, 603519), (87, 589645), (105, 488563), (119, 431085), (145, 353787), (203, 252705), (255, 201173), (357, 143695), (435, 117929), (493, 104055), (595, 86217), (609, 84235), (991, 51765), (1015, 50541), (1479, 34685), (1785, 28739), (2465, 20811), (2973, 17255), (3045, 16847), (3451, 14865), (4955, 10353), (6937, 7395)]