331346145

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 586091520

約数和(自身を除く): 254745375

約数列:

[1, 3, 5, 13, 15, 39, 65, 79, 137, 157, 195, 237, 395, 411, 471, 685, 785, 1027, 1185, 1781, 2041, 2055, 2355, 3081, 5135, 5343, 6123, 8905, 10205, 10823, 12403, 15405, 21509, 26715, 30615, 32469, 37209, 54115, 62015, 64527, 107545, 140699, 161239, 162345, 186045, 279617, 322635, 422097, 483717, 703495, 806195, 838851, 1398085, 1699211, 2110485, 2418585, 4194255, 5097633, 8496055, 22089743, 25488165, 66269229, 110448715, 331346145]

約数ペア:

[(1, 331346145), (3, 110448715), (5, 66269229), (13, 25488165), (15, 22089743), (39, 8496055), (65, 5097633), (79, 4194255), (137, 2418585), (157, 2110485), (195, 1699211), (237, 1398085), (395, 838851), (411, 806195), (471, 703495), (685, 483717), (785, 422097), (1027, 322635), (1185, 279617), (1781, 186045), (2041, 162345), (2055, 161239), (2355, 140699), (3081, 107545), (5135, 64527), (5343, 62015), (6123, 54115), (8905, 37209), (10205, 32469), (10823, 30615), (12403, 26715), (15405, 21509)]