231736687

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 303575040

約数和(自身を除く): 71838353

約数列:

[1, 7, 13, 31, 71, 89, 91, 169, 217, 403, 497, 623, 923, 1157, 1183, 2201, 2759, 2821, 5239, 6319, 6461, 8099, 11999, 15041, 15407, 19313, 28613, 35867, 36673, 44233, 82147, 83993, 105287, 195889, 200291, 251069, 371969, 466271, 575029, 1067911, 1371223, 2546557, 2603783, 3263897, 7475377, 17825899, 33105241, 231736687]

約数ペア:

[(1, 231736687), (7, 33105241), (13, 17825899), (31, 7475377), (71, 3263897), (89, 2603783), (91, 2546557), (169, 1371223), (217, 1067911), (403, 575029), (497, 466271), (623, 371969), (923, 251069), (1157, 200291), (1183, 195889), (2201, 105287), (2759, 83993), (2821, 82147), (5239, 44233), (6319, 36673), (6461, 35867), (8099, 28613), (11999, 19313), (15041, 15407)]