25604761

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 33868800

約数和(自身を除く): 8264039

約数列:

[1, 7, 13, 19, 59, 91, 133, 247, 251, 413, 767, 1121, 1729, 1757, 3263, 4769, 5369, 7847, 14573, 14809, 22841, 33383, 61997, 102011, 103663, 192517, 281371, 433979, 1347619, 1969597, 3657823, 25604761]

約数ペア:

[(1, 25604761), (7, 3657823), (13, 1969597), (19, 1347619), (59, 433979), (91, 281371), (133, 192517), (247, 103663), (251, 102011), (413, 61997), (767, 33383), (1121, 22841), (1729, 14809), (1757, 14573), (3263, 7847), (4769, 5369)]