80399445

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{109387}}^1$

素因数の和:109409

約数の個数: 24

約数和(自身を含む): 149642784

約数和(自身を除く): 69243339

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 109387, 328161, 546935, 765709, 1640805, 2297127, 3828545, 5359963, 11485635, 16079889, 26799815, 80399445]

約数ペア:

[(1, 80399445), (3, 26799815), (5, 16079889), (7, 11485635), (15, 5359963), (21, 3828545), (35, 2297127), (49, 1640805), (105, 765709), (147, 546935), (245, 328161), (735, 109387)]