201338619

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{421}}^1$

素因数の和:715

約数の個数: 32

約数和(自身を含む): 291686400

約数和(自身を除く): 90347781

約数列:

[1, 3, 23, 29, 69, 87, 239, 421, 667, 717, 1263, 2001, 5497, 6931, 9683, 12209, 16491, 20793, 29049, 36627, 100619, 159413, 280807, 301857, 478239, 842421, 2314237, 2917951, 6942711, 8753853, 67112873, 201338619]

約数ペア:

[(1, 201338619), (3, 67112873), (23, 8753853), (29, 6942711), (69, 2917951), (87, 2314237), (239, 842421), (421, 478239), (667, 301857), (717, 280807), (1263, 159413), (2001, 100619), (5497, 36627), (6931, 29049), (9683, 20793), (12209, 16491)]