156897788

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{4889}}^1$

素因数の和:5077

約数の個数: 24

約数和(自身を含む): 280959840

約数和(自身を除く): 124062052

約数列:

[1, 2, 4, 71, 113, 142, 226, 284, 452, 4889, 8023, 9778, 16046, 19556, 32092, 347119, 552457, 694238, 1104914, 1388476, 2209828, 39224447, 78448894, 156897788]

約数ペア:

[(1, 156897788), (2, 78448894), (4, 39224447), (71, 2209828), (113, 1388476), (142, 1104914), (226, 694238), (284, 552457), (452, 347119), (4889, 32092), (8023, 19556), (9778, 16046)]