27187713

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{13921}}^1$

素因数の和:13965

約数の個数: 24

約数和(自身を含む): 46332416

約数和(自身を除く): 19144703

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 13921, 41763, 97447, 125289, 292341, 431551, 877023, 1294653, 3020857, 3883959, 9062571, 27187713]

約数ペア:

[(1, 27187713), (3, 9062571), (7, 3883959), (9, 3020857), (21, 1294653), (31, 877023), (63, 431551), (93, 292341), (217, 125289), (279, 97447), (651, 41763), (1953, 13921)]