277550427

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{19697}}^1$

素因数の和:19779

約数の個数: 32

約数和(自身を含む): 468969984

約数和(自身を除く): 191419557

約数列:

[1, 3, 7, 11, 21, 33, 61, 77, 183, 231, 427, 671, 1281, 2013, 4697, 14091, 19697, 59091, 137879, 216667, 413637, 650001, 1201517, 1516669, 3604551, 4550007, 8410619, 13216687, 25231857, 39650061, 92516809, 277550427]

約数ペア:

[(1, 277550427), (3, 92516809), (7, 39650061), (11, 25231857), (21, 13216687), (33, 8410619), (61, 4550007), (77, 3604551), (183, 1516669), (231, 1201517), (427, 650001), (671, 413637), (1281, 216667), (2013, 137879), (4697, 59091), (14091, 19697)]