28153768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{207013}}^1$

素因数の和:207036

約数の個数: 16

約数和(自身を含む): 55893780

約数和(自身を除く): 27740012

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 207013, 414026, 828052, 1656104, 3519221, 7038442, 14076884, 28153768]

約数ペア:

[(1, 28153768), (2, 14076884), (4, 7038442), (8, 3519221), (17, 1656104), (34, 828052), (68, 414026), (136, 207013)]