221591496

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1318997}}^1$

素因数の和:1319013

約数の個数: 32

約数和(自身を含む): 633119040

約数和(自身を除く): 411527544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1318997, 2637994, 3956991, 5275988, 7913982, 9232979, 10551976, 15827964, 18465958, 27698937, 31655928, 36931916, 55397874, 73863832, 110795748, 221591496]

約数ペア:

[(1, 221591496), (2, 110795748), (3, 73863832), (4, 55397874), (6, 36931916), (7, 31655928), (8, 27698937), (12, 18465958), (14, 15827964), (21, 10551976), (24, 9232979), (28, 7913982), (42, 5275988), (56, 3956991), (84, 2637994), (168, 1318997)]