201645945

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{194827}}^1$

素因数の和:194861

約数の個数: 24

約数和(自身を含む): 364718016

約数和(自身を除く): 163072071

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 194827, 584481, 974135, 1753443, 2922405, 4481021, 8767215, 13443063, 22405105, 40329189, 67215315, 201645945]

約数ペア:

[(1, 201645945), (3, 67215315), (5, 40329189), (9, 22405105), (15, 13443063), (23, 8767215), (45, 4481021), (69, 2922405), (115, 1753443), (207, 974135), (345, 584481), (1035, 194827)]