31886679

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{503}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 49641984

約数和(自身を除く): 17755305

約数列:

[1, 3, 11, 17, 33, 51, 113, 187, 339, 503, 561, 1243, 1509, 1921, 3729, 5533, 5763, 8551, 16599, 21131, 25653, 56839, 63393, 94061, 170517, 282183, 625229, 966263, 1875687, 2898789, 10628893, 31886679]

約数ペア:

[(1, 31886679), (3, 10628893), (11, 2898789), (17, 1875687), (33, 966263), (51, 625229), (113, 282183), (187, 170517), (339, 94061), (503, 63393), (561, 56839), (1243, 25653), (1509, 21131), (1921, 16599), (3729, 8551), (5533, 5763)]