253118195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{1223}}^1$

素因数の和:1363

約数の個数: 32

約数和(自身を含む): 342641664

約数和(自身を除く): 89523469

約数列:

[1, 5, 11, 53, 55, 71, 265, 355, 583, 781, 1223, 2915, 3763, 3905, 6115, 13453, 18815, 41393, 64819, 67265, 86833, 206965, 324095, 434165, 713009, 955163, 3565045, 4602149, 4775815, 23010745, 50623639, 253118195]

約数ペア:

[(1, 253118195), (5, 50623639), (11, 23010745), (53, 4775815), (55, 4602149), (71, 3565045), (265, 955163), (355, 713009), (583, 434165), (781, 324095), (1223, 206965), (2915, 86833), (3763, 67265), (3905, 64819), (6115, 41393), (13453, 18815)]