31864539

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79861}}^1$

素因数の和:79890

約数の個数: 16

約数和(自身を含む): 51111680

約数和(自身を除く): 19247141

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 79861, 239583, 559027, 1517359, 1677081, 4552077, 10621513, 31864539]

約数ペア:

[(1, 31864539), (3, 10621513), (7, 4552077), (19, 1677081), (21, 1517359), (57, 559027), (133, 239583), (399, 79861)]