31232979

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{569}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 49248000

約数和(自身を除く): 18015021

約数列:

[1, 3, 9, 19, 27, 57, 107, 171, 321, 513, 569, 963, 1707, 2033, 2889, 5121, 6099, 10811, 15363, 18297, 32433, 54891, 60883, 97299, 182649, 291897, 547947, 1156777, 1643841, 3470331, 10410993, 31232979]

約数ペア:

[(1, 31232979), (3, 10410993), (9, 3470331), (19, 1643841), (27, 1156777), (57, 547947), (107, 291897), (171, 182649), (321, 97299), (513, 60883), (569, 54891), (963, 32433), (1707, 18297), (2033, 15363), (2889, 10811), (5121, 6099)]