221413851

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{1171}}^1$

素因数の和:1376

約数の個数: 32

約数和(自身を含む): 337536000

約数和(自身を除く): 116122149

約数列:

[1, 3, 9, 27, 47, 141, 149, 423, 447, 1171, 1269, 1341, 3513, 4023, 7003, 10539, 21009, 31617, 55037, 63027, 165111, 174479, 189081, 495333, 523437, 1485999, 1570311, 4710933, 8200513, 24601539, 73804617, 221413851]

約数ペア:

[(1, 221413851), (3, 73804617), (9, 24601539), (27, 8200513), (47, 4710933), (141, 1570311), (149, 1485999), (423, 523437), (447, 495333), (1171, 189081), (1269, 174479), (1341, 165111), (3513, 63027), (4023, 55037), (7003, 31617), (10539, 21009)]