20157201207

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{505231}}^1$

素因数の和:505292

約数の個数: 48

約数和(自身を含む): 35309654016

約数和(自身を除く): 15152452809

約数列:

[1, 3, 9, 11, 13, 31, 33, 39, 93, 99, 117, 143, 279, 341, 403, 429, 1023, 1209, 1287, 3069, 3627, 4433, 13299, 39897, 505231, 1515693, 4547079, 5557541, 6568003, 15662161, 16672623, 19704009, 46986483, 50017869, 59112027, 72248033, 140959449, 172283771, 203608093, 216744099, 516851313, 610824279, 650232297, 1550553939, 1832472837, 2239689023, 6719067069, 20157201207]

約数ペア:

[(1, 20157201207), (3, 6719067069), (9, 2239689023), (11, 1832472837), (13, 1550553939), (31, 650232297), (33, 610824279), (39, 516851313), (93, 216744099), (99, 203608093), (117, 172283771), (143, 140959449), (279, 72248033), (341, 59112027), (403, 50017869), (429, 46986483), (1023, 19704009), (1209, 16672623), (1287, 15662161), (3069, 6568003), (3627, 5557541), (4433, 4547079), (13299, 1515693), (39897, 505231)]