151221315

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1440203}}^1$

素因数の和:1440218

約数の個数: 16

約数和(自身を含む): 276519168

約数和(自身を除く): 125297853

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1440203, 4320609, 7201015, 10081421, 21603045, 30244263, 50407105, 151221315]

約数ペア:

[(1, 151221315), (3, 50407105), (5, 30244263), (7, 21603045), (15, 10081421), (21, 7201015), (35, 4320609), (105, 1440203)]