15778238

素因数分解:

$2^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{2677}}^1$

素因数の和:3107

約数の個数: 16

約数和(自身を含む): 27122784

約数和(自身を除く): 11344546

約数列:

[1, 2, 7, 14, 421, 842, 2677, 2947, 5354, 5894, 18739, 37478, 1127017, 2254034, 7889119, 15778238]

約数ペア:

[(1, 15778238), (2, 7889119), (7, 2254034), (14, 1127017), (421, 37478), (842, 18739), (2677, 5894), (2947, 5354)]