219954812

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{714139}}^1$

素因数の和:714161

約数の個数: 24

約数和(自身を含む): 479902080

約数和(自身を除く): 259947268

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 714139, 1428278, 2856556, 4998973, 7855529, 9997946, 15711058, 19995892, 31422116, 54988703, 109977406, 219954812]

約数ペア:

[(1, 219954812), (2, 109977406), (4, 54988703), (7, 31422116), (11, 19995892), (14, 15711058), (22, 9997946), (28, 7855529), (44, 4998973), (77, 2856556), (154, 1428278), (308, 714139)]