42272217

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 71115408

約数和(自身を除く): 28843191

約数列:

[1, 3, 9, 13, 17, 39, 51, 53, 117, 153, 159, 221, 401, 477, 663, 689, 901, 1203, 1989, 2067, 2703, 3609, 5213, 6201, 6817, 8109, 11713, 15639, 20451, 21253, 35139, 46917, 61353, 63759, 88621, 105417, 191277, 265863, 276289, 361301, 797589, 828867, 1083903, 2486601, 3251709, 4696913, 14090739, 42272217]

約数ペア:

[(1, 42272217), (3, 14090739), (9, 4696913), (13, 3251709), (17, 2486601), (39, 1083903), (51, 828867), (53, 797589), (117, 361301), (153, 276289), (159, 265863), (221, 191277), (401, 105417), (477, 88621), (663, 63759), (689, 61353), (901, 46917), (1203, 35139), (1989, 21253), (2067, 20451), (2703, 15639), (3609, 11713), (5213, 8109), (6201, 6817)]