490697081

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{16223}}^1$

素因数の和:16408

約数の個数: 16

約数和(自身を含む): 584064000

約数和(自身を除く): 93366919

約数列:

[1, 7, 29, 149, 203, 1043, 4321, 16223, 30247, 113561, 470467, 2417227, 3293269, 16920589, 70099583, 490697081]

約数ペア:

[(1, 490697081), (7, 70099583), (29, 16920589), (149, 3293269), (203, 2417227), (1043, 470467), (4321, 113561), (16223, 30247)]