201990513045

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{27314471}}^1$

素因数の和:27314525

約数の個数: 32

約数和(自身を含む): 353995557120

約数和(自身を除く): 152005044075

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 2465, 7395, 27314471, 81943413, 136572355, 409717065, 464346007, 792119659, 1393038021, 2321730035, 2376358977, 3960598295, 6965190105, 11881794885, 13466034203, 40398102609, 67330171015, 201990513045]

約数ペア:

[(1, 201990513045), (3, 67330171015), (5, 40398102609), (15, 13466034203), (17, 11881794885), (29, 6965190105), (51, 3960598295), (85, 2376358977), (87, 2321730035), (145, 1393038021), (255, 792119659), (435, 464346007), (493, 409717065), (1479, 136572355), (2465, 81943413), (7395, 27314471)]