168993321

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{110237}}^1$

素因数の和:110320

約数の個数: 16

約数和(自身を含む): 261043584

約数和(自身を除く): 92050263

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 110237, 330711, 771659, 2314977, 8047301, 24141903, 56331107, 168993321]

約数ペア:

[(1, 168993321), (3, 56331107), (7, 24141903), (21, 8047301), (73, 2314977), (219, 771659), (511, 330711), (1533, 110237)]