1405174203419

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{4721}}^1\times {\mathrm{14831}}^1$

素因数の和:19667

約数の個数: 32

約数和(自身を含む): 1667433848832

約数和(自身を除く): 262259645413

約数列:

[1, 7, 47, 61, 329, 427, 2867, 4721, 14831, 20069, 33047, 103817, 221887, 287981, 697057, 904691, 1553209, 2015867, 4879399, 6332837, 13535107, 42520477, 70017151, 94745749, 297643339, 490120057, 3290806097, 4271046211, 23035642679, 29897323477, 200739171917, 1405174203419]

約数ペア:

[(1, 1405174203419), (7, 200739171917), (47, 29897323477), (61, 23035642679), (329, 4271046211), (427, 3290806097), (2867, 490120057), (4721, 297643339), (14831, 94745749), (20069, 70017151), (33047, 42520477), (103817, 13535107), (221887, 6332837), (287981, 4879399), (697057, 2015867), (904691, 1553209)]