28689386

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{2503}}^1$

素因数の和:3037

約数の個数: 16

約数和(自身を含む): 47055168

約数和(自身を除く): 18365782

約数列:

[1, 2, 11, 22, 521, 1042, 2503, 5006, 5731, 11462, 27533, 55066, 1304063, 2608126, 14344693, 28689386]

約数ペア:

[(1, 28689386), (2, 14344693), (11, 2608126), (22, 1304063), (521, 55066), (1042, 27533), (2503, 11462), (5006, 5731)]