284171391

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5521}}^1$

素因数の和:5596

約数の個数: 48

約数和(自身を含む): 505373440

約数和(自身を除く): 221202049

約数列:

[1, 3, 7, 9, 19, 21, 43, 57, 63, 129, 133, 171, 301, 387, 399, 817, 903, 1197, 2451, 2709, 5521, 5719, 7353, 16563, 17157, 38647, 49689, 51471, 104899, 115941, 237403, 314697, 347823, 712209, 734293, 944091, 1661821, 2136627, 2202879, 4510657, 4985463, 6608637, 13531971, 14956389, 31574599, 40595913, 94723797, 284171391]

約数ペア:

[(1, 284171391), (3, 94723797), (7, 40595913), (9, 31574599), (19, 14956389), (21, 13531971), (43, 6608637), (57, 4985463), (63, 4510657), (129, 2202879), (133, 2136627), (171, 1661821), (301, 944091), (387, 734293), (399, 712209), (817, 347823), (903, 314697), (1197, 237403), (2451, 115941), (2709, 104899), (5521, 51471), (5719, 49689), (7353, 38647), (16563, 17157)]