25742549

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:273

約数の個数: 24

約数和(自身を含む): 31747968

約数和(自身を除く): 6005419

約数列:

[1, 7, 19, 61, 133, 167, 361, 427, 1159, 1169, 2527, 3173, 8113, 10187, 22021, 22211, 60287, 71309, 154147, 193553, 422009, 1354871, 3677507, 25742549]

約数ペア:

[(1, 25742549), (7, 3677507), (19, 1354871), (61, 422009), (133, 193553), (167, 154147), (361, 71309), (427, 60287), (1159, 22211), (1169, 22021), (2527, 10187), (3173, 8113)]