97171245

素因数分解:

$3^4\times 5^1\times {\mathrm{239929}}^1$

素因数の和:239946

約数の個数: 20

約数和(自身を含む): 174189180

約数和(自身を除く): 77017935

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 239929, 719787, 1199645, 2159361, 3598935, 6478083, 10796805, 19434249, 32390415, 97171245]

約数ペア:

[(1, 97171245), (3, 32390415), (5, 19434249), (9, 10796805), (15, 6478083), (27, 3598935), (45, 2159361), (81, 1199645), (135, 719787), (405, 239929)]