51278115

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 98233344

約数和(自身を除く): 46955229

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 67, 105, 111, 185, 197, 201, 259, 335, 469, 555, 591, 777, 985, 1005, 1295, 1379, 1407, 2345, 2479, 2955, 3885, 4137, 6895, 7035, 7289, 7437, 12395, 13199, 17353, 20685, 21867, 36445, 37185, 39597, 51023, 52059, 65995, 86765, 92393, 109335, 153069, 197985, 255115, 260295, 277179, 461965, 488363, 765345, 1385895, 1465089, 2441815, 3418541, 7325445, 10255623, 17092705, 51278115]

約数ペア:

[(1, 51278115), (3, 17092705), (5, 10255623), (7, 7325445), (15, 3418541), (21, 2441815), (35, 1465089), (37, 1385895), (67, 765345), (105, 488363), (111, 461965), (185, 277179), (197, 260295), (201, 255115), (259, 197985), (335, 153069), (469, 109335), (555, 92393), (591, 86765), (777, 65995), (985, 52059), (1005, 51023), (1295, 39597), (1379, 37185), (1407, 36445), (2345, 21867), (2479, 20685), (2955, 17353), (3885, 13199), (4137, 12395), (6895, 7437), (7035, 7289)]