201997573551

素因数分解:

$3^3\times {\mathrm{19457}}^1\times {\mathrm{384509}}^1$

素因数の和:403975

約数の個数: 16

約数和(自身を含む): 299271823200

約数和(自身を除く): 97274249649

約数列:

[1, 3, 9, 27, 19457, 58371, 175113, 384509, 525339, 1153527, 3460581, 10381743, 7481391613, 22444174839, 67332524517, 201997573551]

約数ペア:

[(1, 201997573551), (3, 67332524517), (9, 22444174839), (27, 7481391613), (19457, 10381743), (58371, 3460581), (175113, 1153527), (384509, 525339)]