28816949

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:417

約数の個数: 24

約数和(自身を含む): 35283456

約数和(自身を除く): 6466507

約数列:

[1, 7, 31, 49, 61, 217, 311, 427, 1519, 1891, 2177, 2989, 9641, 13237, 15239, 18971, 67487, 92659, 132797, 472409, 588101, 929579, 4116707, 28816949]

約数ペア:

[(1, 28816949), (7, 4116707), (31, 929579), (49, 588101), (61, 472409), (217, 132797), (311, 92659), (427, 67487), (1519, 18971), (1891, 15239), (2177, 13237), (2989, 9641)]