201780165

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{433}}^1\times {\mathrm{661}}^1$

素因数の和:1149

約数の個数: 32

約数和(自身を含む): 330978816

約数和(自身を除く): 129198651

約数列:

[1, 3, 5, 15, 47, 141, 235, 433, 661, 705, 1299, 1983, 2165, 3305, 6495, 9915, 20351, 31067, 61053, 93201, 101755, 155335, 286213, 305265, 466005, 858639, 1431065, 4293195, 13452011, 40356033, 67260055, 201780165]

約数ペア:

[(1, 201780165), (3, 67260055), (5, 40356033), (15, 13452011), (47, 4293195), (141, 1431065), (235, 858639), (433, 466005), (661, 305265), (705, 286213), (1299, 155335), (1983, 101755), (2165, 93201), (3305, 61053), (6495, 31067), (9915, 20351)]