615357

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:190

約数の個数: 20

約数和(自身を含む): 940896

約数和(自身を除く): 325539

約数列:

[1, 3, 9, 27, 71, 81, 107, 213, 321, 639, 963, 1917, 2889, 5751, 7597, 8667, 22791, 68373, 205119, 615357]

約数ペア:

[(1, 615357), (3, 205119), (9, 68373), (27, 22791), (71, 8667), (81, 7597), (107, 5751), (213, 2889), (321, 1917), (639, 963)]