163663281

素因数分解:

$3^3\times {\mathrm{331}}^1\times {\mathrm{18313}}^1$

素因数の和:18653

約数の個数: 16

約数和(自身を含む): 243209920

約数和(自身を除く): 79546639

約数列:

[1, 3, 9, 27, 331, 993, 2979, 8937, 18313, 54939, 164817, 494451, 6061603, 18184809, 54554427, 163663281]

約数ペア:

[(1, 163663281), (3, 54554427), (9, 18184809), (27, 6061603), (331, 494451), (993, 164817), (2979, 54939), (8937, 18313)]