16897257

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1039}}^1$

素因数の和:1197

約数の個数: 24

約数和(自身を含む): 26499200

約数和(自身を除く): 9601943

約数列:

[1, 3, 9, 13, 39, 117, 139, 417, 1039, 1251, 1807, 3117, 5421, 9351, 13507, 16263, 40521, 121563, 144421, 433263, 1299789, 1877473, 5632419, 16897257]

約数ペア:

[(1, 16897257), (3, 5632419), (9, 1877473), (13, 1299789), (39, 433263), (117, 144421), (139, 121563), (417, 40521), (1039, 16263), (1251, 13507), (1807, 9351), (3117, 5421)]