57139821

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{859}}^1$

素因数の和:1273

約数の個数: 24

約数和(自身を含む): 87204000

約数和(自身を除く): 30064179

約数列:

[1, 3, 9, 19, 57, 171, 389, 859, 1167, 2577, 3501, 7391, 7731, 16321, 22173, 48963, 66519, 146889, 334151, 1002453, 3007359, 6348869, 19046607, 57139821]

約数ペア:

[(1, 57139821), (3, 19046607), (9, 6348869), (19, 3007359), (57, 1002453), (171, 334151), (389, 146889), (859, 66519), (1167, 48963), (2577, 22173), (3501, 16321), (7391, 7731)]