28980468

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{6653}}^1$

素因数の和:6685

約数の個数: 54

約数和(自身を含む): 80533362

約数和(自身を除く): 51552894

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 6653, 13306, 19959, 26612, 39918, 59877, 73183, 79836, 119754, 146366, 219549, 239508, 292732, 439098, 658647, 805013, 878196, 1317294, 1610026, 2415039, 2634588, 3220052, 4830078, 7245117, 9660156, 14490234, 28980468]

約数ペア:

[(1, 28980468), (2, 14490234), (3, 9660156), (4, 7245117), (6, 4830078), (9, 3220052), (11, 2634588), (12, 2415039), (18, 1610026), (22, 1317294), (33, 878196), (36, 805013), (44, 658647), (66, 439098), (99, 292732), (121, 239508), (132, 219549), (198, 146366), (242, 119754), (363, 79836), (396, 73183), (484, 59877), (726, 39918), (1089, 26612), (1452, 19959), (2178, 13306), (4356, 6653)]