227330719

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{727}}^1$

素因数の和:907

約数の個数: 32

約数和(自身を含む): 295206912

約数和(自身を除く): 67876193

約数列:

[1, 7, 11, 31, 77, 131, 217, 341, 727, 917, 1441, 2387, 4061, 5089, 7997, 10087, 22537, 28427, 44671, 55979, 95237, 157759, 247907, 312697, 666659, 1047607, 1735349, 2952347, 7333249, 20666429, 32475817, 227330719]

約数ペア:

[(1, 227330719), (7, 32475817), (11, 20666429), (31, 7333249), (77, 2952347), (131, 1735349), (217, 1047607), (341, 666659), (727, 312697), (917, 247907), (1441, 157759), (2387, 95237), (4061, 55979), (5089, 44671), (7997, 28427), (10087, 22537)]