161261379

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{5647}}^1$

素因数の和:5839

約数の個数: 24

約数和(自身を含む): 246704640

約数和(自身を除く): 85443261

約数列:

[1, 3, 9, 19, 57, 167, 171, 501, 1503, 3173, 5647, 9519, 16941, 28557, 50823, 107293, 321879, 943049, 965637, 2829147, 8487441, 17917931, 53753793, 161261379]

約数ペア:

[(1, 161261379), (3, 53753793), (9, 17917931), (19, 8487441), (57, 2829147), (167, 965637), (171, 943049), (501, 321879), (1503, 107293), (3173, 50823), (5647, 28557), (9519, 16941)]