201905715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{9341}}^1$

素因数の和:9491

約数の個数: 32

約数和(自身を含む): 355145472

約数和(自身を除く): 153239757

約数列:

[1, 3, 5, 11, 15, 33, 55, 131, 165, 393, 655, 1441, 1965, 4323, 7205, 9341, 21615, 28023, 46705, 102751, 140115, 308253, 513755, 1223671, 1541265, 3671013, 6118355, 13460381, 18355065, 40381143, 67301905, 201905715]

約数ペア:

[(1, 201905715), (3, 67301905), (5, 40381143), (11, 18355065), (15, 13460381), (33, 6118355), (55, 3671013), (131, 1541265), (165, 1223671), (393, 513755), (655, 308253), (1441, 140115), (1965, 102751), (4323, 46705), (7205, 28023), (9341, 21615)]