51755319

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 97314048

約数和(自身を除く): 45558729

約数列:

[1, 3, 7, 9, 11, 21, 33, 47, 49, 63, 77, 99, 141, 147, 227, 231, 329, 423, 441, 517, 539, 681, 693, 987, 1551, 1589, 1617, 2043, 2303, 2497, 2961, 3619, 4653, 4767, 4851, 6909, 7491, 10669, 10857, 11123, 14301, 17479, 20727, 22473, 25333, 32007, 32571, 33369, 52437, 74683, 75999, 96021, 100107, 117359, 122353, 157311, 224049, 227997, 352077, 367059, 522781, 672147, 821513, 1056231, 1101177, 1568343, 2464539, 4705029, 5750591, 7393617, 17251773, 51755319]

約数ペア:

[(1, 51755319), (3, 17251773), (7, 7393617), (9, 5750591), (11, 4705029), (21, 2464539), (33, 1568343), (47, 1101177), (49, 1056231), (63, 821513), (77, 672147), (99, 522781), (141, 367059), (147, 352077), (227, 227997), (231, 224049), (329, 157311), (423, 122353), (441, 117359), (517, 100107), (539, 96021), (681, 75999), (693, 74683), (987, 52437), (1551, 33369), (1589, 32571), (1617, 32007), (2043, 25333), (2303, 22473), (2497, 20727), (2961, 17479), (3619, 14301), (4653, 11123), (4767, 10857), (4851, 10669), (6909, 7491)]