56435985

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{443}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 103896000

約数和(自身を除く): 47460015

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 149, 171, 285, 443, 447, 745, 855, 1329, 1341, 2215, 2235, 2831, 3987, 6645, 6705, 8417, 8493, 14155, 19935, 25251, 25479, 42085, 42465, 66007, 75753, 126255, 127395, 198021, 330035, 378765, 594063, 990105, 1254133, 2970315, 3762399, 6270665, 11287197, 18811995, 56435985]

約数ペア:

[(1, 56435985), (3, 18811995), (5, 11287197), (9, 6270665), (15, 3762399), (19, 2970315), (45, 1254133), (57, 990105), (95, 594063), (149, 378765), (171, 330035), (285, 198021), (443, 127395), (447, 126255), (745, 75753), (855, 66007), (1329, 42465), (1341, 42085), (2215, 25479), (2235, 25251), (2831, 19935), (3987, 14155), (6645, 8493), (6705, 8417)]