201828991

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4729}}^1$

素因数の和:4823

約数の個数: 24

約数和(自身を含む): 256668720

約数和(自身を除く): 54839729

約数列:

[1, 7, 13, 49, 67, 91, 469, 637, 871, 3283, 4729, 6097, 33103, 42679, 61477, 231721, 316843, 430339, 2217901, 3012373, 4118959, 15525307, 28832713, 201828991]

約数ペア:

[(1, 201828991), (7, 28832713), (13, 15525307), (49, 4118959), (67, 3012373), (91, 2217901), (469, 430339), (637, 316843), (871, 231721), (3283, 61477), (4729, 42679), (6097, 33103)]