209220292235

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{147827}}^1$

素因数の和:148283

約数の個数: 32

約数和(自身を含む): 271114186752

約数和(自身を除く): 61893894517

約数列:

[1, 5, 23, 31, 115, 155, 397, 713, 1985, 3565, 9131, 12307, 45655, 61535, 147827, 283061, 739135, 1415305, 3400021, 4582637, 17000105, 22913185, 58687319, 105400651, 293436595, 527003255, 1349808337, 1819306889, 6749041685, 9096534445, 41844058447, 209220292235]

約数ペア:

[(1, 209220292235), (5, 41844058447), (23, 9096534445), (31, 6749041685), (115, 1819306889), (155, 1349808337), (397, 527003255), (713, 293436595), (1985, 105400651), (3565, 58687319), (9131, 22913185), (12307, 17000105), (45655, 4582637), (61535, 3400021), (147827, 1415305), (283061, 739135)]