238456467

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1103}}^1$

素因数の和:1289

約数の個数: 40

約数和(自身を含む): 379912896

約数和(自身を除く): 141456429

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 157, 459, 471, 1103, 1377, 1413, 2669, 3309, 4239, 8007, 9927, 12717, 18751, 24021, 29781, 56253, 72063, 89343, 168759, 173171, 216189, 506277, 519513, 1518831, 1558539, 2943907, 4675617, 8831721, 14026851, 26495163, 79485489, 238456467]

約数ペア:

[(1, 238456467), (3, 79485489), (9, 26495163), (17, 14026851), (27, 8831721), (51, 4675617), (81, 2943907), (153, 1558539), (157, 1518831), (459, 519513), (471, 506277), (1103, 216189), (1377, 173171), (1413, 168759), (2669, 89343), (3309, 72063), (4239, 56253), (8007, 29781), (9927, 24021), (12717, 18751)]