12042219

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30181}}^1$

素因数の和:30210

約数の個数: 16

約数和(自身を含む): 19316480

約数和(自身を除く): 7274261

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 30181, 90543, 211267, 573439, 633801, 1720317, 4014073, 12042219]

約数ペア:

[(1, 12042219), (3, 4014073), (7, 1720317), (19, 633801), (21, 573439), (57, 211267), (133, 90543), (399, 30181)]