138700905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1320961}}^1$

素因数の和:1320976

約数の個数: 16

約数和(自身を含む): 253624704

約数和(自身を除く): 114923799

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1320961, 3962883, 6604805, 9246727, 19814415, 27740181, 46233635, 138700905]

約数ペア:

[(1, 138700905), (3, 46233635), (5, 27740181), (7, 19814415), (15, 9246727), (21, 6604805), (35, 3962883), (105, 1320961)]