201660515865

素因数分解:

$3^3\times 5^1\times {\mathrm{1493781599}}^1$

素因数の和:1493781613

約数の個数: 16

約数和(自身を含む): 358507584000

約数和(自身を除く): 156847068135

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1493781599, 4481344797, 7468907995, 13444034391, 22406723985, 40332103173, 67220171955, 201660515865]

約数ペア:

[(1, 201660515865), (3, 67220171955), (5, 40332103173), (9, 22406723985), (15, 13444034391), (27, 7468907995), (45, 4481344797), (135, 1493781599)]