28562457

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2027}}^1$

素因数の和:2109

約数の個数: 32

約数和(自身を含む): 48282624

約数和(自身を除く): 19720167

約数列:

[1, 3, 7, 11, 21, 33, 61, 77, 183, 231, 427, 671, 1281, 2013, 2027, 4697, 6081, 14091, 14189, 22297, 42567, 66891, 123647, 156079, 370941, 468237, 865529, 1360117, 2596587, 4080351, 9520819, 28562457]

約数ペア:

[(1, 28562457), (3, 9520819), (7, 4080351), (11, 2596587), (21, 1360117), (33, 865529), (61, 468237), (77, 370941), (183, 156079), (231, 123647), (427, 66891), (671, 42567), (1281, 22297), (2013, 14189), (2027, 14091), (4697, 6081)]