31407922

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:395

約数の個数: 48

約数和(自身を含む): 59897880

約数和(自身を除く): 28489958

約数列:

[1, 2, 7, 13, 14, 26, 49, 89, 91, 98, 178, 182, 277, 554, 623, 637, 1157, 1246, 1274, 1939, 2314, 3601, 3878, 4361, 7202, 8099, 8722, 13573, 16198, 24653, 25207, 27146, 49306, 50414, 56693, 113386, 172571, 176449, 320489, 345142, 352898, 640978, 1207997, 2243423, 2415994, 4486846, 15703961, 31407922]

約数ペア:

[(1, 31407922), (2, 15703961), (7, 4486846), (13, 2415994), (14, 2243423), (26, 1207997), (49, 640978), (89, 352898), (91, 345142), (98, 320489), (178, 176449), (182, 172571), (277, 113386), (554, 56693), (623, 50414), (637, 49306), (1157, 27146), (1246, 25207), (1274, 24653), (1939, 16198), (2314, 13573), (3601, 8722), (3878, 8099), (4361, 7202)]