81939816

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{54193}}^1$

素因数の和:54215

約数の個数: 64

約数和(自身を含む): 260131200

約数和(自身を除く): 178191384

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 54193, 108386, 162579, 216772, 325158, 379351, 433544, 487737, 650316, 758702, 975474, 1138053, 1300632, 1463211, 1517404, 1950948, 2276106, 2926422, 3034808, 3414159, 3901896, 4552212, 5852844, 6828318, 9104424, 10242477, 11705688, 13656636, 20484954, 27313272, 40969908, 81939816]

約数ペア:

[(1, 81939816), (2, 40969908), (3, 27313272), (4, 20484954), (6, 13656636), (7, 11705688), (8, 10242477), (9, 9104424), (12, 6828318), (14, 5852844), (18, 4552212), (21, 3901896), (24, 3414159), (27, 3034808), (28, 2926422), (36, 2276106), (42, 1950948), (54, 1517404), (56, 1463211), (63, 1300632), (72, 1138053), (84, 975474), (108, 758702), (126, 650316), (168, 487737), (189, 433544), (216, 379351), (252, 325158), (378, 216772), (504, 162579), (756, 108386), (1512, 54193)]