78800729

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{521}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 101025792

約数和(自身を除く): 22225063

約数列:

[1, 7, 17, 31, 41, 119, 217, 287, 521, 527, 697, 1271, 3647, 3689, 4879, 8857, 8897, 16151, 21361, 21607, 61999, 113057, 149527, 151249, 274567, 363137, 662191, 1921969, 2541959, 4635337, 11257247, 78800729]

約数ペア:

[(1, 78800729), (7, 11257247), (17, 4635337), (31, 2541959), (41, 1921969), (119, 662191), (217, 363137), (287, 274567), (521, 151249), (527, 149527), (697, 113057), (1271, 61999), (3647, 21607), (3689, 21361), (4879, 16151), (8857, 8897)]