128351412

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{169777}}^1$

素因数の和:169797

約数の個数: 48

約数和(自身を含む): 380302720

約数和(自身を除く): 251951308

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 169777, 339554, 509331, 679108, 1018662, 1188439, 1527993, 2037324, 2376878, 3055986, 3565317, 4583979, 4753756, 6111972, 7130634, 9167958, 10695951, 14261268, 18335916, 21391902, 32087853, 42783804, 64175706, 128351412]

約数ペア:

[(1, 128351412), (2, 64175706), (3, 42783804), (4, 32087853), (6, 21391902), (7, 18335916), (9, 14261268), (12, 10695951), (14, 9167958), (18, 7130634), (21, 6111972), (27, 4753756), (28, 4583979), (36, 3565317), (42, 3055986), (54, 2376878), (63, 2037324), (84, 1527993), (108, 1188439), (126, 1018662), (189, 679108), (252, 509331), (378, 339554), (756, 169777)]