201208209

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1\times {\mathrm{509}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 297872640

約数和(自身を除く): 96664431

約数列:

[1, 3, 17, 23, 51, 69, 337, 391, 509, 1011, 1173, 1527, 5729, 7751, 8653, 11707, 17187, 23253, 25959, 35121, 131767, 171533, 199019, 395301, 514599, 597057, 2916061, 3945259, 8748183, 11835777, 67069403, 201208209]

約数ペア:

[(1, 201208209), (3, 67069403), (17, 11835777), (23, 8748183), (51, 3945259), (69, 2916061), (337, 597057), (391, 514599), (509, 395301), (1011, 199019), (1173, 171533), (1527, 131767), (5729, 35121), (7751, 25959), (8653, 23253), (11707, 17187)]