25372921

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:528

約数の個数: 16

約数和(自身を含む): 29635200

約数和(自身を除く): 4262279

約数列:

[1, 7, 89, 139, 293, 623, 973, 2051, 12371, 26077, 40727, 86597, 182539, 285089, 3624703, 25372921]

約数ペア:

[(1, 25372921), (7, 3624703), (89, 285089), (139, 182539), (293, 86597), (623, 40727), (973, 26077), (2051, 12371)]