156943624653

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{28919039}}^1$

素因数の和:28919118

約数の個数: 20

約数和(自身を含む): 237945861120

約数和(自身を除く): 81002236467

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 28919039, 86757117, 260271351, 780814053, 1937575613, 2342442159, 5812726839, 17438180517, 52314541551, 156943624653]

約数ペア:

[(1, 156943624653), (3, 52314541551), (9, 17438180517), (27, 5812726839), (67, 2342442159), (81, 1937575613), (201, 780814053), (603, 260271351), (1809, 86757117), (5427, 28919039)]