25652109

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{269}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 41472000

約数和(自身を除く): 15819891

約数列:

[1, 3, 7, 19, 21, 57, 133, 239, 269, 399, 717, 807, 1673, 1883, 4541, 5019, 5111, 5649, 13623, 15333, 31787, 35777, 64291, 95361, 107331, 192873, 450037, 1221529, 1350111, 3664587, 8550703, 25652109]

約数ペア:

[(1, 25652109), (3, 8550703), (7, 3664587), (19, 1350111), (21, 1221529), (57, 450037), (133, 192873), (239, 107331), (269, 95361), (399, 64291), (717, 35777), (807, 31787), (1673, 15333), (1883, 13623), (4541, 5649), (5019, 5111)]