291220065

素因数分解:

$3^2\times 5^1\times {\mathrm{547}}^1\times {\mathrm{11831}}^1$

素因数の和:12389

約数の個数: 24

約数和(自身を含む): 505747008

約数和(自身を除く): 214526943

約数列:

[1, 3, 5, 9, 15, 45, 547, 1641, 2735, 4923, 8205, 11831, 24615, 35493, 59155, 106479, 177465, 532395, 6471557, 19414671, 32357785, 58244013, 97073355, 291220065]

約数ペア:

[(1, 291220065), (3, 97073355), (5, 58244013), (9, 32357785), (15, 19414671), (45, 6471557), (547, 532395), (1641, 177465), (2735, 106479), (4923, 59155), (8205, 35493), (11831, 24615)]