31120011

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{88661}}^1$

素因数の和:88683

約数の個数: 16

約数和(自身を含む): 49650720

約数和(自身を除く): 18530709

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 88661, 265983, 797949, 1152593, 2393847, 3457779, 10373337, 31120011]

約数ペア:

[(1, 31120011), (3, 10373337), (9, 3457779), (13, 2393847), (27, 1152593), (39, 797949), (117, 265983), (351, 88661)]