217879974

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{3623}}^1$

素因数の和:3901

約数の個数: 48

約数和(自身を含む): 510505632

約数和(自身を除く): 292625658

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 257, 514, 771, 1542, 2313, 3341, 3623, 4626, 6682, 7246, 10023, 10869, 20046, 21738, 30069, 32607, 47099, 60138, 65214, 94198, 141297, 282594, 423891, 847782, 931111, 1862222, 2793333, 5586666, 8379999, 12104443, 16759998, 24208886, 36313329, 72626658, 108939987, 217879974]

約数ペア:

[(1, 217879974), (2, 108939987), (3, 72626658), (6, 36313329), (9, 24208886), (13, 16759998), (18, 12104443), (26, 8379999), (39, 5586666), (78, 2793333), (117, 1862222), (234, 931111), (257, 847782), (514, 423891), (771, 282594), (1542, 141297), (2313, 94198), (3341, 65214), (3623, 60138), (4626, 47099), (6682, 32607), (7246, 30069), (10023, 21738), (10869, 20046)]