28635489

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1109}}^1$

素因数の和:1285

約数の個数: 24

約数和(自身を含む): 43867200

約数和(自身を除く): 15231711

約数列:

[1, 3, 9, 19, 57, 151, 171, 453, 1109, 1359, 2869, 3327, 8607, 9981, 21071, 25821, 63213, 167459, 189639, 502377, 1507131, 3181721, 9545163, 28635489]

約数ペア:

[(1, 28635489), (3, 9545163), (9, 3181721), (19, 1507131), (57, 502377), (151, 189639), (171, 167459), (453, 63213), (1109, 25821), (1359, 21071), (2869, 9981), (3327, 8607)]