207960345

素因数分解:

$3^3\times 5^1\times {\mathrm{1540447}}^1$

素因数の和:1540461

約数の個数: 16

約数和(自身を含む): 369707520

約数和(自身を除く): 161747175

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1540447, 4621341, 7702235, 13864023, 23106705, 41592069, 69320115, 207960345]

約数ペア:

[(1, 207960345), (3, 69320115), (5, 41592069), (9, 23106705), (15, 13864023), (27, 7702235), (45, 4621341), (135, 1540447)]