28972545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{275929}}^1$

素因数の和:275944

約数の個数: 16

約数和(自身を含む): 52978560

約数和(自身を除く): 24006015

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 275929, 827787, 1379645, 1931503, 4138935, 5794509, 9657515, 28972545]

約数ペア:

[(1, 28972545), (3, 9657515), (5, 5794509), (7, 4138935), (15, 1931503), (21, 1379645), (35, 827787), (105, 275929)]