258870556

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{3089}}^1$

素因数の和:3214

約数の個数: 48

約数和(自身を含む): 537808320

約数和(自身を除く): 278937764

約数列:

[1, 2, 4, 7, 14, 28, 41, 73, 82, 146, 164, 287, 292, 511, 574, 1022, 1148, 2044, 2993, 3089, 5986, 6178, 11972, 12356, 20951, 21623, 41902, 43246, 83804, 86492, 126649, 225497, 253298, 450994, 506596, 886543, 901988, 1578479, 1773086, 3156958, 3546172, 6313916, 9245377, 18490754, 36981508, 64717639, 129435278, 258870556]

約数ペア:

[(1, 258870556), (2, 129435278), (4, 64717639), (7, 36981508), (14, 18490754), (28, 9245377), (41, 6313916), (73, 3546172), (82, 3156958), (146, 1773086), (164, 1578479), (287, 901988), (292, 886543), (511, 506596), (574, 450994), (1022, 253298), (1148, 225497), (2044, 126649), (2993, 86492), (3089, 83804), (5986, 43246), (6178, 41902), (11972, 21623), (12356, 20951)]