208050045

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1981429}}^1$

素因数の和:1981444

約数の個数: 16

約数和(自身を含む): 380434560

約数和(自身を除く): 172384515

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1981429, 5944287, 9907145, 13870003, 29721435, 41610009, 69350015, 208050045]

約数ペア:

[(1, 208050045), (3, 69350015), (5, 41610009), (7, 29721435), (15, 13870003), (21, 9907145), (35, 5944287), (105, 1981429)]