2897775

素因数分解:

$3^7\times 5^2\times {\mathrm{53}}^1$

素因数の和:84

約数の個数: 48

約数和(自身を含む): 5490720

約数和(自身を除く): 2592945

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 53, 75, 81, 135, 159, 225, 243, 265, 405, 477, 675, 729, 795, 1215, 1325, 1431, 2025, 2187, 2385, 3645, 3975, 4293, 6075, 7155, 10935, 11925, 12879, 18225, 21465, 35775, 38637, 54675, 64395, 107325, 115911, 193185, 321975, 579555, 965925, 2897775]

約数ペア:

[(1, 2897775), (3, 965925), (5, 579555), (9, 321975), (15, 193185), (25, 115911), (27, 107325), (45, 64395), (53, 54675), (75, 38637), (81, 35775), (135, 21465), (159, 18225), (225, 12879), (243, 11925), (265, 10935), (405, 7155), (477, 6075), (675, 4293), (729, 3975), (795, 3645), (1215, 2385), (1325, 2187), (1431, 2025)]