12189015

素因数分解:

$3^3\times 5^1\times {\mathrm{90289}}^1$

素因数の和:90303

約数の個数: 16

約数和(自身を含む): 21669600

約数和(自身を除く): 9480585

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 90289, 270867, 451445, 812601, 1354335, 2437803, 4063005, 12189015]

約数ペア:

[(1, 12189015), (3, 4063005), (5, 2437803), (9, 1354335), (15, 812601), (27, 451445), (45, 270867), (135, 90289)]