15372105

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{521}}^1$

素因数の和:817

約数の個数: 32

約数和(自身を含む): 28263168

約数和(自身を除く): 12891063

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 281, 521, 843, 1405, 1563, 1967, 2605, 3647, 4215, 5901, 7815, 9835, 10941, 18235, 29505, 54705, 146401, 439203, 732005, 1024807, 2196015, 3074421, 5124035, 15372105]

約数ペア:

[(1, 15372105), (3, 5124035), (5, 3074421), (7, 2196015), (15, 1024807), (21, 732005), (35, 439203), (105, 146401), (281, 54705), (521, 29505), (843, 18235), (1405, 10941), (1563, 9835), (1967, 7815), (2605, 5901), (3647, 4215)]