64838379

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{1621}}^1$

素因数の和:1890

約数の個数: 16

約数和(自身を含む): 88236800

約数和(自身を除く): 23398421

約数列:

[1, 3, 67, 199, 201, 597, 1621, 4863, 13333, 39999, 108607, 322579, 325821, 967737, 21612793, 64838379]

約数ペア:

[(1, 64838379), (3, 21612793), (67, 967737), (199, 325821), (201, 322579), (597, 108607), (1621, 39999), (4863, 13333)]