143516667

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 222469632

約数和(自身を除く): 78952965

約数列:

[1, 3, 7, 21, 113, 197, 307, 339, 591, 791, 921, 1379, 2149, 2373, 4137, 6447, 22261, 34691, 60479, 66783, 104073, 155827, 181437, 242837, 423353, 467481, 728511, 1270059, 6834127, 20502381, 47838889, 143516667]

約数ペア:

[(1, 143516667), (3, 47838889), (7, 20502381), (21, 6834127), (113, 1270059), (197, 728511), (307, 467481), (339, 423353), (591, 242837), (791, 181437), (921, 155827), (1379, 104073), (2149, 66783), (2373, 60479), (4137, 34691), (6447, 22261)]