201997519221

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{907}}^1\times {\mathrm{4366853}}^1$

素因数の和:4367780

約数の個数: 16

約数和(自身を含む): 285487447104

約数和(自身を除く): 83489927883

約数列:

[1, 3, 17, 51, 907, 2721, 15419, 46257, 4366853, 13100559, 74236501, 222709503, 3960735671, 11882207013, 67332506407, 201997519221]

約数ペア:

[(1, 201997519221), (3, 67332506407), (17, 11882207013), (51, 3960735671), (907, 222709503), (2721, 74236501), (15419, 13100559), (46257, 4366853)]