293937259

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{521}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 389670912

約数和(自身を除く): 95733653

約数列:

[1, 7, 11, 17, 77, 119, 187, 431, 521, 1309, 3017, 3647, 4741, 5731, 7327, 8857, 33187, 40117, 51289, 61999, 80597, 97427, 224551, 564179, 681989, 1571857, 2470061, 3817367, 17290427, 26721569, 41991037, 293937259]

約数ペア:

[(1, 293937259), (7, 41991037), (11, 26721569), (17, 17290427), (77, 3817367), (119, 2470061), (187, 1571857), (431, 681989), (521, 564179), (1309, 224551), (3017, 97427), (3647, 80597), (4741, 61999), (5731, 51289), (7327, 40117), (8857, 33187)]