31121958

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2861}}^1$

素因数の和:2917

約数の個数: 48

約数和(自身を含む): 74389104

約数和(自身を除く): 43267146

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 49, 74, 98, 111, 147, 222, 259, 294, 518, 777, 1554, 1813, 2861, 3626, 5439, 5722, 8583, 10878, 17166, 20027, 40054, 60081, 105857, 120162, 140189, 211714, 280378, 317571, 420567, 635142, 740999, 841134, 1481998, 2222997, 4445994, 5186993, 10373986, 15560979, 31121958]

約数ペア:

[(1, 31121958), (2, 15560979), (3, 10373986), (6, 5186993), (7, 4445994), (14, 2222997), (21, 1481998), (37, 841134), (42, 740999), (49, 635142), (74, 420567), (98, 317571), (111, 280378), (147, 211714), (222, 140189), (259, 120162), (294, 105857), (518, 60081), (777, 40054), (1554, 20027), (1813, 17166), (2861, 10878), (3626, 8583), (5439, 5722)]