15000000452

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1481}}^1\times {\mathrm{1877}}^1$

素因数の和:3452

約数の個数: 48

約数和(自身を含む): 28054615680

約数和(自身を除く): 13054615228

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 1481, 1877, 2698, 2962, 3754, 5396, 5924, 7508, 28139, 35663, 56278, 71326, 105151, 112556, 133267, 142652, 210302, 266534, 420604, 533068, 1997869, 2532073, 2779837, 3995738, 5064146, 5559674, 7991476, 10128292, 11119348, 52816903, 105633806, 197368427, 211267612, 394736854, 789473708, 3750000113, 7500000226, 15000000452]

約数ペア:

[(1, 15000000452), (2, 7500000226), (4, 3750000113), (19, 789473708), (38, 394736854), (71, 211267612), (76, 197368427), (142, 105633806), (284, 52816903), (1349, 11119348), (1481, 10128292), (1877, 7991476), (2698, 5559674), (2962, 5064146), (3754, 3995738), (5396, 2779837), (5924, 2532073), (7508, 1997869), (28139, 533068), (35663, 420604), (56278, 266534), (71326, 210302), (105151, 142652), (112556, 133267)]