28987310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263521}}^1$

素因数の和:263539

約数の個数: 16

約数和(自身を含む): 56920752

約数和(自身を除く): 27933442

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 263521, 527042, 1317605, 2635210, 2898731, 5797462, 14493655, 28987310]

約数ペア:

[(1, 28987310), (2, 14493655), (5, 5797462), (10, 2898731), (11, 2635210), (22, 1317605), (55, 527042), (110, 263521)]