221122076

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{415643}}^1$

素因数の和:415673

約数の個数: 24

約数和(自身を含む): 465521280

約数和(自身を除く): 244399204

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 415643, 831286, 1662572, 2909501, 5819002, 7897217, 11638004, 15794434, 31588868, 55280519, 110561038, 221122076]

約数ペア:

[(1, 221122076), (2, 110561038), (4, 55280519), (7, 31588868), (14, 15794434), (19, 11638004), (28, 7897217), (38, 5819002), (76, 2909501), (133, 1662572), (266, 831286), (532, 415643)]