217873348

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{3089}}^1$

素因数の和:3340

約数の個数: 48

約数和(自身を含む): 477590400

約数和(自身を除く): 259717052

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 229, 308, 458, 916, 1603, 2519, 3089, 3206, 5038, 6178, 6412, 10076, 12356, 17633, 21623, 33979, 35266, 43246, 67958, 70532, 86492, 135916, 237853, 475706, 707381, 951412, 1414762, 2829524, 4951667, 7781191, 9903334, 15562382, 19806668, 31124764, 54468337, 108936674, 217873348]

約数ペア:

[(1, 217873348), (2, 108936674), (4, 54468337), (7, 31124764), (11, 19806668), (14, 15562382), (22, 9903334), (28, 7781191), (44, 4951667), (77, 2829524), (154, 1414762), (229, 951412), (308, 707381), (458, 475706), (916, 237853), (1603, 135916), (2519, 86492), (3089, 70532), (3206, 67958), (5038, 43246), (6178, 35266), (6412, 33979), (10076, 21623), (12356, 17633)]