25319685

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1217}}^1$

素因数の和:1317

約数の個数: 32

約数和(自身を含む): 43263360

約数和(自身を除く): 17943675

約数列:

[1, 3, 5, 15, 19, 57, 73, 95, 219, 285, 365, 1095, 1217, 1387, 3651, 4161, 6085, 6935, 18255, 20805, 23123, 69369, 88841, 115615, 266523, 346845, 444205, 1332615, 1687979, 5063937, 8439895, 25319685]

約数ペア:

[(1, 25319685), (3, 8439895), (5, 5063937), (15, 1687979), (19, 1332615), (57, 444205), (73, 346845), (95, 266523), (219, 115615), (285, 88841), (365, 69369), (1095, 23123), (1217, 20805), (1387, 18255), (3651, 6935), (4161, 6085)]