289241935

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 369142272

約数和(自身を除く): 79900337

約数列:

[1, 5, 31, 53, 137, 155, 257, 265, 685, 1285, 1643, 4247, 7261, 7967, 8215, 13621, 21235, 35209, 36305, 39835, 68105, 176045, 225091, 422251, 1091479, 1125455, 1866077, 2111255, 5457395, 9330385, 57848387, 289241935]

約数ペア:

[(1, 289241935), (5, 57848387), (31, 9330385), (53, 5457395), (137, 2111255), (155, 1866077), (257, 1125455), (265, 1091479), (685, 422251), (1285, 225091), (1643, 176045), (4247, 68105), (7261, 39835), (7967, 36305), (8215, 35209), (13621, 21235)]