78395559

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{389}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 118609920

約数和(自身を除く): 40214361

約数列:

[1, 3, 11, 31, 33, 93, 197, 341, 389, 591, 1023, 1167, 2167, 4279, 6107, 6501, 12059, 12837, 18321, 36177, 67177, 76633, 132649, 201531, 229899, 397947, 842963, 2375623, 2528889, 7126869, 26131853, 78395559]

約数ペア:

[(1, 78395559), (3, 26131853), (11, 7126869), (31, 2528889), (33, 2375623), (93, 842963), (197, 397947), (341, 229899), (389, 201531), (591, 132649), (1023, 76633), (1167, 67177), (2167, 36177), (4279, 18321), (6107, 12837), (6501, 12059)]