159357321

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{233}}^1\times {\mathrm{347}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 241038720

約数和(自身を除く): 81681399

約数列:

[1, 3, 9, 27, 73, 219, 233, 347, 657, 699, 1041, 1971, 2097, 3123, 6291, 9369, 17009, 25331, 51027, 75993, 80851, 153081, 227979, 242553, 459243, 683937, 727659, 2182977, 5902123, 17706369, 53119107, 159357321]

約数ペア:

[(1, 159357321), (3, 53119107), (9, 17706369), (27, 5902123), (73, 2182977), (219, 727659), (233, 683937), (347, 459243), (657, 242553), (699, 227979), (1041, 153081), (1971, 80851), (2097, 75993), (3123, 51027), (6291, 25331), (9369, 17009)]