201231765

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{4663}}^1$

素因数の和:4818

約数の個数: 48

約数和(自身を含む): 401626368

約数和(自身を除く): 200394603

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 137, 315, 411, 685, 959, 1233, 2055, 2877, 4663, 4795, 6165, 8631, 13989, 14385, 23315, 32641, 41967, 43155, 69945, 97923, 163205, 209835, 293769, 489615, 638831, 1468845, 1916493, 3194155, 4471817, 5749479, 9582465, 13415451, 22359085, 28747395, 40246353, 67077255, 201231765]

約数ペア:

[(1, 201231765), (3, 67077255), (5, 40246353), (7, 28747395), (9, 22359085), (15, 13415451), (21, 9582465), (35, 5749479), (45, 4471817), (63, 3194155), (105, 1916493), (137, 1468845), (315, 638831), (411, 489615), (685, 293769), (959, 209835), (1233, 163205), (2055, 97923), (2877, 69945), (4663, 43155), (4795, 41967), (6165, 32641), (8631, 23315), (13989, 14385)]