78820011

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 125079552

約数和(自身を除く): 46259541

約数列:

[1, 3, 9, 23, 31, 69, 71, 93, 173, 207, 213, 279, 519, 639, 713, 1557, 1633, 2139, 2201, 3979, 4899, 5363, 6417, 6603, 11937, 12283, 14697, 16089, 19809, 35811, 36849, 48267, 50623, 110547, 123349, 151869, 282509, 370047, 380773, 455607, 847527, 1110141, 1142319, 2542581, 3426957, 8757779, 26273337, 78820011]

約数ペア:

[(1, 78820011), (3, 26273337), (9, 8757779), (23, 3426957), (31, 2542581), (69, 1142319), (71, 1110141), (93, 847527), (173, 455607), (207, 380773), (213, 370047), (279, 282509), (519, 151869), (639, 123349), (713, 110547), (1557, 50623), (1633, 48267), (2139, 36849), (2201, 35811), (3979, 19809), (4899, 16089), (5363, 14697), (6417, 12283), (6603, 11937)]