209217465

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{37799}}^1$

素因数の和:37854

約数の個数: 32

約数和(自身を含む): 381024000

約数和(自身を除く): 171806535

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 123, 135, 205, 369, 615, 1107, 1845, 5535, 37799, 113397, 188995, 340191, 566985, 1020573, 1549759, 1700955, 4649277, 5102865, 7748795, 13947831, 23246385, 41843493, 69739155, 209217465]

約数ペア:

[(1, 209217465), (3, 69739155), (5, 41843493), (9, 23246385), (15, 13947831), (27, 7748795), (41, 5102865), (45, 4649277), (123, 1700955), (135, 1549759), (205, 1020573), (369, 566985), (615, 340191), (1107, 188995), (1845, 113397), (5535, 37799)]