201528789

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{872419}}^1$

素因数の和:872440

約数の個数: 16

約数和(自身を含む): 335009280

約数和(自身を除く): 133480491

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 872419, 2617257, 6106933, 9596609, 18320799, 28789827, 67176263, 201528789]

約数ペア:

[(1, 201528789), (3, 67176263), (7, 28789827), (11, 18320799), (21, 9596609), (33, 6106933), (77, 2617257), (231, 872419)]