27871461

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{419}}^1$

素因数の和:833

約数の個数: 24

約数和(自身を含む): 42588000

約数和(自身を除く): 14716539

約数列:

[1, 3, 9, 19, 57, 171, 389, 419, 1167, 1257, 3501, 3771, 7391, 7961, 22173, 23883, 66519, 71649, 162991, 488973, 1466919, 3096829, 9290487, 27871461]

約数ペア:

[(1, 27871461), (3, 9290487), (9, 3096829), (19, 1466919), (57, 488973), (171, 162991), (389, 71649), (419, 66519), (1167, 23883), (1257, 22173), (3501, 7961), (3771, 7391)]