27667705

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 38586240

約数和(自身を除く): 10918535

約数列:

[1, 5, 13, 19, 43, 65, 95, 215, 247, 521, 559, 817, 1235, 2605, 2795, 4085, 6773, 9899, 10621, 22403, 33865, 49495, 53105, 112015, 128687, 291239, 425657, 643435, 1456195, 2128285, 5533541, 27667705]

約数ペア:

[(1, 27667705), (5, 5533541), (13, 2128285), (19, 1456195), (43, 643435), (65, 425657), (95, 291239), (215, 128687), (247, 112015), (521, 53105), (559, 49495), (817, 33865), (1235, 22403), (2605, 10621), (2795, 9899), (4085, 6773)]