28169735

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{2143}}^1$

素因数の和:2398

約数の個数: 16

約数和(自身を含む): 37048320

約数和(自身を除く): 8878585

約数列:

[1, 5, 11, 55, 239, 1195, 2143, 2629, 10715, 13145, 23573, 117865, 512177, 2560885, 5633947, 28169735]

約数ペア:

[(1, 28169735), (5, 5633947), (11, 2560885), (55, 512177), (239, 117865), (1195, 23573), (2143, 13145), (2629, 10715)]