163989448

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127321}}^1$

素因数の和:127357

約数の個数: 32

約数和(自身を含む): 366687360

約数和(自身を除く): 202697912

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 127321, 254642, 509284, 891247, 1018568, 1782494, 2928383, 3564988, 5856766, 7129976, 11713532, 20498681, 23427064, 40997362, 81994724, 163989448]

約数ペア:

[(1, 163989448), (2, 81994724), (4, 40997362), (7, 23427064), (8, 20498681), (14, 11713532), (23, 7129976), (28, 5856766), (46, 3564988), (56, 2928383), (92, 1782494), (161, 1018568), (184, 891247), (322, 509284), (644, 254642), (1288, 127321)]