31617297

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{22961}}^1$

素因数の和:22990

約数の個数: 20

約数和(自身を含む): 50011236

約数和(自身を除く): 18393939

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 22961, 68883, 206649, 390337, 619947, 1171011, 1859841, 3513033, 10539099, 31617297]

約数ペア:

[(1, 31617297), (3, 10539099), (9, 3513033), (17, 1859841), (27, 1171011), (51, 619947), (81, 390337), (153, 206649), (459, 68883), (1377, 22961)]